Standard No.:	GB/T 21493-2008
English Name:	Determination of phosphatidylethanolamine phosphatidylinositol and phosphatidycholine of soybean phospholipids
Chinese Name:	大豆磷脂中磷脂酰胆碱、磷脂酰乙醇胺、磷脂酰肌醇的测定
Chinese Classification:	X14    Grease and oil processing and products
Professional Classification:	GB    National Standard
ICS Classification:	67.200.20 67.200.20    Oilseeds 67.200.20
Issued by:	AQSIQ; SAC
Issued on:	2008-3-6
Implemented on:	2008-8-1
Status:	abolished
Superseded by:	GB 5009.272-2016 National Food Safety Standard - Determination of Phosphatidylcholine, Phosphatidyl Ethanolamine and Phosphatidyl Inositol in Food
Superseded on:	2017-6-23
Abolished on:	2017-06-23
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	254.0
Delivery:	via email in 1~3 business day

本标准规定了一种采用高效液相色谱法同时测定大豆磷脂中磷脂酰胆碱、磷脂酰乙醇胺、磷脂酰肌醇三种组分含量的方法。本标准适用于含油大豆磷脂、脱油大豆磷脂中磷脂酰胆碱、磷脂酰乙醇胺、磷脂酰肌醇的测定。本标准不适用于大豆溶血磷脂酰胆碱及大豆溶血磷脂酰乙醇胺的测定。本标准中磷脂酰胆碱的检出限为1.21×10-2 mg/mL，磷脂酰乙醇胺的检出限为4.66×10-2 mg/mL，磷脂酰肌醇的检出限为7.36×10-3 mg/mL。