Standard No.:	GB/T 25224.2-2010
English Name:	Animal and vegetable fats and oils－Determination of stigmastadienes in vegetable oils－Part 2: Method using high-performance liquid chromatography ( HPLC )
Chinese Name:	动植物油脂 植物油中豆甾二烯的测定 第2部分：高效液相色谱法
Chinese Classification:	X14    Grease and oil processing and products
Professional Classification:	GB    National Standard
ICS Classification:	67.200.10 67.200.10    Animal and vegetable fats and oils 67.200.10
Source Content Issued by:	AQSIQ; SAC
Issued on:	2010-9-26
Implemented on:	2011-3-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	6000 words
Translation Price(USD):	160.0
Delivery:	via email in 1~3 business day

本标准规定了高效液相色谱法测定植物油中甾醇二烯，尤其是豆甾二烯的术语、原理、试剂、仪器设备、试样制备、操作步骤、结果表示和精密度的要求。
　　甾醇二烯是油脂漂白处理和水蒸气洗涤、脱臭过程中由甾醇类物质脱水形成的。本方法也适用于测定未精炼油如初榨橄榄油中是否存在精炼植物油的筛选方法。