Plastics — Polyols for use in the production of polyurethanes — Determination of basicity (total amine value), expressed as percent nitrogen
塑料制品；聚氨酯生产用多元醇——测定碱度（总胺值） 以氮百分比表示

2014-02-14

Plastics. Polyols for use in the production of polyurethanes. Determination of basicity (total amine value), expressed as percent nitrogen
塑料 聚氨酯生产用多元醇 测定碱度（总胺值） 以氮百分比表示

2014-05-31

Корма, комбикорма, комбикормовое сырье. Метод определения массовой доли растворимого азота после обработки пепсином в разведенной соляной кислоте
饲料 复合饲料 饲料原料 用盐酸处理后用胃蛋白酶测定总质量的可溶性氮含量的方法

杜马斯燃烧法测定饲料原料中总氮含量及粗蛋白质的计算
Determination of total nitrogen content in animal feeding stuffs by combustion according to the dumas principle and calculation of the crude protein content

2009-09-30

水质 总氮、挥发酚、硫化物、阴离子表面活性剂和六价铬的测定 连续流动分析-分光光度法
Water quality-Determination of total nitrogen, volatile phenolic compounds, sulfide, anionic surfactants and chromium (VI) by continuous flow analysis spectrophotometry

2019-11-06

进出口食品和饲料中总氮及粗蛋白的检测方法 杜马斯燃烧法
Determination of the total nitrogen content and calculation of the crude protein content in food and feed for import and export-Combustion according to the Dumas principle

2008-09-04

Food products. Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content-Oilseeds and animal feeding stuffs
食品 根据Dumas原理通过燃烧测定总氮含量并计算粗蛋白质含量

2008-11-30

Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content — Part 1: Oilseeds and animal feeding stuffs
食品.根据Dumas原理通过燃烧测定总氮含量和计算粗蛋白质含量.第1部分:油籽和动物饲料

2008-10-22

Продукты пищевые. Определение общего содержания азота путем сжигания по методу Дюма и расчет содержания сырого протеина. Часть 1. Масличные культуры и корма для животных
食物产品 根据杜马斯原则燃烧测定总氮含量 粗蛋白含量的计算 油籽和动物饲料

EN ISO 16634. Cereals, pulses, milled cereal products, oilseeds, oilseed residues and animal feeding stuffs. Determination of total nitrogen and crude protein contents by combustion according to the Dumas principle
EN ISO 16634 谷物、豆类、碾磨谷物制品、油籽、油籽残渣和动物饲料 根据Dumas原理燃烧测定总氮和粗蛋白质含量

2004-02-24

Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Part 1: Oilseeds and animal feeding stuffs (ISO 16634-1:2008)
食品.根据Dumas原理通过燃烧测定总氮含量和计算粗蛋白质含量.第1部分:油籽和动物饲料（ISO 16634-1-2008）

2009-05-06

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, other metal borides and elemental boron - Part 3: Determination of the non-metallic major and minor constituents total carbon, total oxygen and total nitrogen as well as of free carbon in B<(Index)4>C and of loss on drying of amorphus boron
陶瓷原材料和基本材料的试验.碳化硼 氮化硼 其他金属硼化物和元素硼的化学分析.第3部分:非金属主要和次要成分总碳 总氧和总氮的测定以及B<（指数）4>C和

2016-12-01