植物油過氧化值測定儀產(chǎn)品及廠家
一、檢測方法 1、樣品處理 含油脂食品：取待測液樣品研碎混勻后，取5.0g于比色管中，加入20ml石油醚i，浸泡10－15min,期間不斷振搖。用快速濾紙過濾后，收集濾液于蒸發(fā)皿或小燒杯中，60℃水浴中加熱驅(qū)除石油醚i，得到油脂。稱取0.10g油脂于1.5ml塑料離心管中，加入1.5ml指示劑a，搖勻溶解后，待測。 食用油：直接稱取0.10g樣品于1.5ml塑料離心管中，加入1.5ml指示劑a，搖勻溶解后，待測。
更新時間:2025-09-08
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