Standard Guide for Use and Testing of Dry-Block Temperature Calibrators
干块温度校准器的使用和试验的标准指南
2019-11-01
ISO 8968-3-2004
Milk — Determination of nitrogen content — Part 3: Block-digestion method (Semi-micro rapid routine method)
牛奶和牛奶;氮含量的测定第3部分:分段消化法(半微量快速常规法)
2004-09-01
BS EN ISO 5983-2-2009
Animal feeding stuffs. Determination of nitrogen content and calculation of crude protein content-Block digestion and steam distillation method
动物饲料 氮含量的测定和粗蛋白质含量的计算
2009-07-31
DIN EN ISO 8968-2
Milk - Determination of nitrogen content - Part 2: Block-digestion method (Macro method) (ISO 8968-2:2001)
牛奶.氮含量的测定.第2部分:块消化法(宏观法)(ISO 8968-2-2001);德文版EN ISO 8968-2:2001
2002-06-01
ISO 5983-2-2009
Animal feeding stuffs — Determination of nitrogen content and calculation of crude protein content — Part 2: Block digestion and steam distillation method
动物饲料——氮含量的测定和粗蛋白质含量的计算第2部分:分段消化和水蒸气蒸馏法
2009-05-26
UNE-EN ISO 8968-3-2007
Milk - Determination of nitrogen content - Part 3: Block-digestion method (Semi-micro rapid routine method) (ISO 8968-3:2004)
牛奶.氮含量的测定.第3部分:块消化法(半微量快速常规法)(ISO 8968-3-2004)
2007-12-19
DIN EN ISO 8968-3
Milk - Determination of nitrogen content - Part 3: Block-digestion method (Semi-micro rapid routine method) (ISO 8968-3:2004)
牛奶.氮含量的测定.第3部分:块消化法(半微量快速常规法)(ISO 8968-3-2004);德文版EN ISO 8968-3:2007
2007-09-01
UNE-EN ISO 5983-2-2009
Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion and steam distillation method (ISO 5983-2:2009)
动物饲料.氮含量的测定和粗蛋白质含量的计算.第2部分:分段消化和蒸汽蒸馏法(ISO 5983-2-2009)
2009-10-28
GOST ISO 5983-2-2016
Корма, комбикорма, комбикормовое сырье. Определение массовой доли азота и вычисление массовой доли сырого протеина. Часть 2. Метод с использованием блока озоления и перегонки с водяным паром
饲料 复合饲料 饲料原料 测定氮的质量分数和粗蛋白质量分数的计算 第二部分块状消解蒸汽蒸馏法