KS H ISO 9622-2006 Whole milk-Determination of milkfat protein and lactose content-Guidance on the operation of mid-infrared instruments 《全乳 乳脂肪、蛋白质和乳糖含量的测定 中红外设备操作指南》.pdf
《KS H ISO 9622-2006 Whole milk-Determination of milkfat protein and lactose content-Guidance on the operation of mid-infrared instruments 《全乳 乳脂肪、蛋白质和乳糖含量的测定 中红外设备操作指南》.pdf》由会员分享,可在线阅读,更多相关《KS H ISO 9622-2006 Whole milk-Determination of milkfat protein and lactose content-Guidance on the operation of mid-infrared instruments 《全乳 乳脂肪、蛋白质和乳糖含量的测定 中红外设备操作指南》.pdf(26页珍藏版)》请在麦多课文档分享上搜索。
1、KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 11 29 http:/www.kats.go.krKS H ISO 9622, ( ) KS H ISO 9622: 2006 (2011 ) H ISO 9622: 2006 : ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2001 12 22 : 2006 11 29 : 2011 12 29 2011-0652 : : ( 02-509-7273) (http:/www.kats.go.kr). 10 5 , . ICS 67.100.10
2、 KS , ( ) H ISO 9622: 2006(2011 ) Whole milk Determination of milkfat, protein and lactose content Guidance on the operation of mid-infrared instruments 1999 1 ISO 9622 Whole milk Determination of milkfat, protein and lactose content Guidance on the operation of mid-infrared instruments . ISO 9622 I
3、SO/TC 34 (SC5), (IDF) (AOAC International) , . A , B C . 1. , , . 1. “ ” 5. . , ( , , ) . 2. . . , . , , . (7. ) ( , , ) . 2. . . KS H ISO 1211 ( ) ISO 5765 1 Dried milk, dried ice-mixes and processed cheese Determination of lactose content Part 1: Enzymatic method utilizing the glucose moiety of th
4、e lactose ISO 5765 2 Dried milk, dried ice-mixes and processed cheese Determination of lactose content Part 2: Enzymatic method utilizing the galactose moiety of the lactose ISO 8968 1 Milk Determination of nitrogen content Part 1: Kjeldahl method ISO 8968 2 Milk Determination of nitrogen content Pa
5、rt 2: Block-digestion method(Marco method) ISO 8968 4 Milk Determination of nitrogen content Part 4: Determination of non-protein nitrgen content ISO 8968 5 Milk Determination of nitrogen content Part 5: Determination of protein-nitrogen content H ISO 9622: 2006 2 3. . 3.1 , , . 3.2 , , % (m/m) . 4.
6、 , . 5.7 m( A .) 3.5 m( B .) (CH) 6.5 m (amide) 9.6 m (OH) , . 0.1 % 0.03 % 0.020.06 % . . 5. ( ) 2 2 , , , (interferogram) . . , 4. . 6. 6.1 6.1.1 (linearity) / / . , , / / . / A . / . 1 . a) 5.7 m( A) 3.5 m( B) , 8 % . b) 6.5 m . , . 5.5 % . c) 9.6 m 60 g/L 1 (lactose monohydrate) H ISO 9622: 2006
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