美利体育登录入口官网:EN ISO 16634-1:2008
食品.根据Dumas原理的燃烧和粗蛋白含量的计算测定总氮含量.第1部分:含油种子和牲畜饲料
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)