GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
T/CRIAC 0051-2021
HB/Z 5088.1-1999
HB/Z 5107.15-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 15:Continual determination of manganese sulfate and magnesium sulfate content in potassium bichromate and magnesium sulfate oxidation solutin by EDTA volumetric method
HB/Z 5107.10-2004
Methods for analysis of chemical oxidation xolution for magnesium alloy-Part 10:Continual determination of manganese sulfate and magnesium sulfate content in sodium bichromate and magnesium sulfate oxidation solution by EDTA volumetric method