食品研究与开发
食品研究與開髮
식품연구여개발
FOOD RESEARCH AND CEVELOPMENT
2015年
3期
104-106,107
,共4页
奶粉%气相色谱%外标法%反式脂肪酸
奶粉%氣相色譜%外標法%反式脂肪痠
내분%기상색보%외표법%반식지방산
milk powder%gas chromatography and external standard method%trans fatty acids
通过对呼和浩特华润万家超市中采购的7个婴幼儿配方奶粉品牌,62个样品中的反-9-十八碳一烯酸甲酯和反-9,12-十八碳二烯酸甲酯两种反式脂肪酸含量状况的测定,探明反式脂肪酸在婴幼儿配方奶粉中的含量状况。采用气相色谱石英毛细柱外标法测定7个品牌62个样品的婴幼儿配方奶粉中反式脂肪酸含量。本法简单、快速、灵敏,适用于婴幼儿配方奶粉中的反式脂肪酸含量分析。不同品牌的婴幼儿配方奶粉中反式脂肪酸的含量各不相同,同一品牌不同阶段的婴幼儿奶粉含量也不相同。
通過對呼和浩特華潤萬傢超市中採購的7箇嬰幼兒配方奶粉品牌,62箇樣品中的反-9-十八碳一烯痠甲酯和反-9,12-十八碳二烯痠甲酯兩種反式脂肪痠含量狀況的測定,探明反式脂肪痠在嬰幼兒配方奶粉中的含量狀況。採用氣相色譜石英毛細柱外標法測定7箇品牌62箇樣品的嬰幼兒配方奶粉中反式脂肪痠含量。本法簡單、快速、靈敏,適用于嬰幼兒配方奶粉中的反式脂肪痠含量分析。不同品牌的嬰幼兒配方奶粉中反式脂肪痠的含量各不相同,同一品牌不同階段的嬰幼兒奶粉含量也不相同。
통과대호화호특화윤만가초시중채구적7개영유인배방내분품패,62개양품중적반-9-십팔탄일희산갑지화반-9,12-십팔탄이희산갑지량충반식지방산함량상황적측정,탐명반식지방산재영유인배방내분중적함량상황。채용기상색보석영모세주외표법측정7개품패62개양품적영유인배방내분중반식지방산함량。본법간단、쾌속、령민,괄용우영유인배방내분중적반식지방산함량분석。불동품패적영유인배방내분중반식지방산적함량각불상동,동일품패불동계단적영유인내분함량야불상동。
According to the 62 samples from the seven infant formula milk powder brands purchased from Vanguard Supermarket in Hohhot, the contents of two kinds trans fatty acids in 62 samples are tested and confirmed. Capillary-gas chromatography and external standard quantitation is used to determine trans fatty acids. The method is simple, rapid, sensitive and suitable for the content analysis of trans fatty acids in infant formula. the contents of trans fatty acids are different in various brands of infant formula milk powder. Even the formulas from the same brand for different stages have different content of trans fatty acids.