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International Standard Category: Lead, zinc, tin and their alloys

GB/T 8152.14-2019    Methods for chemical analysis of lead concentrates—Part 14:Determination of silicon dioxide content—Molybdenum blue spectrophotometry
铅精矿化学分析方法 第14部分:二氧化硅含量的测定 钼蓝分光光度法 ;
Category No.:77.120.60 Valid Status:valid
Issued Organization:SAMR and SAC Issued Date:2019-08-30
Implemented Date:2020-7-1 Abolished Date:
Superseded Standard.: Superseded Date:
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