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

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

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