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三聚氰胺前處理優(yōu)化的檢測方法

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摘 要:本文主要闡述了乳及乳制品中三聚氰胺前處理的方法,在《原料乳與乳制品中三聚氰胺檢測方法》(GB/T 22388—2008)的基礎(chǔ)之上進行優(yōu)化改進,優(yōu)化前處理步驟,將先過濾再定容改變?yōu)橄榷ㄈ菰龠^濾,加標(biāo)回收率得到提高,準(zhǔn)確性更強。

關(guān)鍵詞:乳及乳制品;優(yōu)化;回收率

An Optimized Detection Method for Melamine Pretreatment

QIAN Chenglin1, WU Si2, ZHENG Xutao2, DONG Chenghu1, CHEN Quancui2*

(1.New Hope Dairy Co., Ltd., Food Safety Supervision Department, Chengdu 610000, China; 2.Centre Testing International Group Co., Ltd., Yunnan Hua Ce Testing International Co., Ltd., Kunming 650000, China)

Abstract: The pretreatment method of melamine in milk and dairy products was introduced. Based on the method of detection of melamine in raw milk and dairy products of GB/T 22388—2008, the pretreatment steps were optimized. The rate of recovery is improved and the accuracy is stronger by changing the first filtration and then the fixed volume into the first fixed volume and then filtering.

Keywords: milk and dairy products; optimize; percent recovery

三聚氰胺(C3H6N6),俗稱密胺、蛋白精,IUPAC命名為1,3,5-三嗪-2,4,6-三氨基,是一種三嗪類含氮雜環(huán)有機化合物,被用作化工原料。(剩余3106字)

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