Home / Standards / GB/T 4702.9-1985 GB/T 4702.9-1985 Active Methods for chemical analysis of chromium metal--The crystal violet spectrophotometric method for the determination of antimony content 金属铬化学分析方法 结晶紫分光光度法测定锑量 Standard Type GBT ICS 77.120.40 CCS H11 Status 现行 Issue Date 1985-04-15 Implementation 1986-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A