ISO 14673-3:2004 牛奶和牛奶产品-硝酸盐和亚硝酸盐容量测定-第3部分：镉降低和嵌入分离液体注入法

标准编号：ISO 14673-3:2004

中文名称：牛奶和牛奶产品-硝酸盐和亚硝酸盐容量测定-第3部分：镉降低和嵌入分离液体注入法

英文名称：Milk and milk products — Determination of nitrate and nitrite contents — Part 3: Method using cadmium reduction and flow injection analysis with in-line dialysis (Routine method)

发布日期：2004-02

标准范围

ISO 14673-3 | IDF 189-3:2004规定了通过镉还原和流动注射分析（FIA）测定牛奶和奶制品中硝酸盐和亚硝酸盐含量的常规方法。该方法适用于不同年龄段的硬奶酪、半硬奶酪和软奶酪，以及加工奶酪。该方法的检测限分别为每千克0.5毫克硝酸根离子和每千克1.0毫克亚硝酸盐离子。该方法也适用于乳清粉、奶粉和乳基婴儿食品。

ISO 14673-3|IDF 189-3:2004 specifies a routine method for the determination of the nitrate and nitrite contents of milk and milk products by cadmium reduction and flow injection analysis (FIA). The method is applicable to hard, semi-hard and soft cheeses of various ages, and processed cheese. The detection limits of the method are 0,5 mg of nitrate ions per kilogram and 1,0 mg of nitrite ions per kilogram, respectively.The method is also applicable to whey powder, milk powder and milk-based infant food.

标准预览图