GOST R 8.735.1-2011 国家测量统一性保证体系.用仪器测量液体和固体物质和材料中成分含量的国家检定计划.基于库仑分析法国家一级标准的单位转换
State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring the content of components in liquid and solid substances and materials. Transfer of the units from the State Primary Standard based on coulomet