Home / Standards / GB/T 23274.7-2009 GB/T 23274.7-2009 Active Methods for chemical analysis of stannic oxide - Part 7: Determination of soluable matter in hydrochloric acid - Gravimetric method 二氧化锡化学分析方法 第7部分：盐酸可溶物的测定 重量法 Standard Type GBT ICS 71.040.40 CCS G10 Status 现行 Issue Date 2009-01-05 Implementation 2009-11-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A