Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 1819.11-2017 |
Methods for chemical analysis of tin concentrates—Part 11:Determination of aluminium oxide content—Chromazuzal S spectrophotometric method 锡精矿化学分析方法 第11部分:三氧化二铝量的测定 铬天青S分光光度法 |
China National Standards content—Chromazuzal |
English PDF |
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