ENVASADO ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ............................................................................... . . .. ra 2 . E q .. . . . . . u . i p o R . .. ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................(.M..e.t.r.o.h.m..,..H.e..ri.s.a..u.,.S..u.i.z.a.)..(.F.i.g.u.r.a..2..)..E..l.p..ro..c.e.d.i.m..ie.n..t.o..a.n.a.l.í.t.ic.o.....l.ig..e.r.o..a.u.m..e.n..t.o.,.a..lc..a.n.z.a.n..d.o..e.l..v.a.l.o.r..d.e..0..,1.1..%...a..l.o.s..4..m..e..s.e.s..d.e................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................e..m.p..le.a..d.o..c.o.n..s.is..ti.ó..e.n...p.e.s.a..r.a..lí.c.u.o.t.a..s..d.e..2.,.5..g...d.e..a.c.e..it.e..e.n...lo.s.....c.o..n.s.e.r.v.a.c..ió.n...A.d.e..m.á..s.,.n.o..s.e..e.n.c.o..n.t.r.a.r.o.n..d.i.fe..re..n.c.i.a.s..s.ig..n.i.fi.c.a.t.i.v.a.s................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................t.u.b..o.s..d.e..r.e.a.c.c..ió.n..y..s.o.m..e..te..rl.a.s..a..u.n..a..t.e.m..p.e.r.a.t.u.r.a..d.e..1..0.0..°.C..y..u.n.....r.e.s.p..e.c.t.o..a.l.t.i.p.o..d.e..e.n.v.a..s.e..u.t.il.i.z.a.d.o..(.v.i.d.r.i.o.á..m.b..a.r./..P.E..T.)............................. ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................c..a.u.d.a..l.d.e..a.i.r.e..d.e..1.0..l./.h.,..s.e.g.ú..n..e.l.m..é.t.o.d.o..p..r.o.p.u.e.s..to..p..o.r.G..u.t.i.é.r.re..z.......................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................(.1.9..8.9.)..................................................................Í.n.d..ic..e..d.e..p.e..r.ó.x.i.d.o..s................................................................. ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................A..n.á.l.i.s.i.s..e.s.t.a.d..ís..t.ic..o...................................................d.a..c.i.ó.n..d.e.l..a.c.e..it.e..e.n...la..s..p.r.im..e.r.a..s..fa..s.e.s..d.e...la..m..i.s.m..a.,..d.e.t.e.c.t.a...la................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................L..o.s..d..a.t.o.s...o.b.t.e.n.i.d.o.s...s.e...t.r.a.t.a.r.o.n...m..e.d.i.a.n.t.e...e.l..c.o..rr.e.s..p.o.n.d..ie.n..te.....o.x.i.d.a..c.ió..n.a..n.t.e.s..d.e..q.u.e..s.e..a..p.e.r.c.e.p.t.i.b.l.e..o.r.g.a.n.o..lé.p..ti.c.a..m.e..n.t.e.......................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................a..n.á.l.is..is..d..e..v.a.r.i.a.n.z.a..(.A..N.O..V.A.)....S.e..c.o..n.s.i.d.e.r.ó..u.n..a..d.i.f.e.r.e.n.c.i.a..e.s.t.a..-.......................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................d..ís.t.i.c.a.m..e.n..t.e.s..ig.n..if.i.c.a.t.i.v.a..c.u.a..n.d.o..l.a..p.r.o.b.a..b.il.i.d.a.d..d..e..s.ig..n.if.i.c.a.c..ió.n.....E..l.í.n.d.i.c.e..d..e..p.e.r.ó.x.i.d.o.s..p..a.r.a..l.o.s..a.c.e..it.e.s..r.e.c..ié.n...e.la..b.o.r.a.d.o..s..f.u.e..d.e................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................o..p..-.v.a.l.o.r.f.u..e.m..e.n..o.r.o..i.g.u.a..l.q.u..e.0..,0..5..E..l.a.n.á..li.s.i.s..e.s.t.a.d.í.s.t.i.c.o..d.e..lo.s.....2..,7.4...m..e.q..O../.k.g...d.e..a..c.e.i.te...(.T.a.b.l.a..1.).,..v.a.l.o.r..p..o.r..d.e.b.a..jo..d..e.l..lí.m..it.e................... ................................................................................................................ ......................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................I.n.c..,.C..h.i.c.a.g..o.,.E.E..U..U.)....................................................c.o..m.o...A.O.V..E..(.=..2.0..m..e.q..O.../.k.g.)...S.u..e.v.o.l.u.c..ió.n...d.u.r.a.n.t.e..e..l.t.i.e.m..p.o..d.e................... ....................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ................................................K. ................................1.,6.5..................................................................................................... 32 2 70 . ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ................................................Δ..K...............................<.0.,.0.1.................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... .............................T.a.b.la..1...P.a.r.á.m.e..tr.o.s..d.e..c.a.li.d.a.d..d.e.l.a..c.e.it.e..A.r.b.e.q.u.i.n.a..tr.a.s..s.u..e.x.tr.a.c.c.i.ó.n............................................................................................ 2 . a . n c . resultados se realizó con SPSS versión 18.0 para Windows (SPSS establecido por el Reglamento CEE 2568/91 para su clasificación ............................................................................................................................. ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...................................................................................................a.l.m..a.c.e..n.a.m..i.e.n.t.o..e.s.t.u.d.i.a.d..o..fu..e..d.e..u.n..a.u..m..e.n.t.o..g.e.n.e..ra..li.z.a.d.o..,.i.n.d.e.-................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................R..e..s.u..l.t.a..d.o..s..........................................................p..e.n.d.i.e.n.t.e.m..e.n..te..d..e.l.t.i.p.o..d.e..e..n.v.a.s.e..u..ti.l.iz.a..d.o....A.s.í..e.s.t.e..ín..d.i.c.e..p.a.r.a................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................G..r.a.d..o..d.e..a.c.i.d..e.z............................................................................................................................................. ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................E..l..v.a.l.o.r..d.e...a.c.i.d.e.z..p..a.r.a..e.l..a.c..e.it.e...d.e..o.l.i.v.a..r.e.c..ié.n...e.l.a.b.o.r.a..d.o..d.e........................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... . .. im . a t 7 . . . 4 3 ( M e t r o h .. . . . . . . 2 . .. m ...................................................................... F ig ). u El índice de peróxidos, parámetro que representa el estado de oxi- 2 ............................................................ ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................e..n.c.u.e.n..t.ra...p.o.r..d..e.b.a.j.o..d..e..l.o.s..n..iv.e..le.s...m..á.x.i.m..o.s..e.s..ta..b.l.e.c.id..o.s..p..o.r.......................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................l.o.s...R.e..g.la..m..e.n.t.o.s...C.E..E..2..5.6.8../.9.1...(.y..m..o.d..if.i.c.a.c.i.o.n.e..s..p..o.s.t.e.r.io..re..s.).......................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................p..a.r.a..A.O..V.E..(.≤..0.,.8.%..)....L.a..e.v.o..lu.c..ió.n...d.e.l..g.r.a.d.o..d..e..a.c.i.d.e.z..d.u..ra..n.t.e..e.l.......................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ...........................t.i.e.m..p.o..d..e..a.l.m..a.c.e.n.a..m..ie.n..to...d.e..l.o.s..a.c..e.it.e.s...( F..ig..u.r.a..3.).,..m..o.s.t.r.ó..u.n........................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... .............................................P.a.r.á.m.e.t.r.o........................V.a.lo.r.e.n.e.l.a.c.e.it.e................................................................................................ ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... .............................................A.c.i.d.ez..(%..).............................0.,0.8..................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... .....................................Í.n.d.ic.e.d.e..p.e.ró.x.id.o.s.(.m.e.q..O./.k.g.) .....................2.,7.4..................................................................................................... 2 la variedad 'Arbequina' fue de 0,08% (Tabla 1). Ese valor se .......................................................... ............................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ................................................K..................................0.,1.5..................................................................................................... ................................................. . ......................................................................................................................................................................................... ......................................................................................................................................................................................... .............................(0..m..e.s.e.s.).................................................................................................................................................... .....................................................................................................a.c.e.it.e..A.r.b.e.q.u.i.n.a.e.n..va..s.a.d.o.e.n..v.i.d.r.io..á.m.b..a.r.y..e.n.p.l.á.s.t.ic.o..P.E.T................................ ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... ......................................................................................................................................................................................... 22<< Figura 3. Grado de acidez (%) a los 4 meses de almacenamiento del