GB/T 33054-2016
Determination of content of sodium sulfide in sulphur dye products
SN/T 3936-2014
Determination of sodium sulfide in gourmet powder for export
HB 20055.3-2011
Methods for analysis of chemical milling solutions for aluminum alloy-Part 3:Determination of sodium sulfide content by iodometry
YS/T 1416-2021
Methods for chemical analysis of nickel monoxide—Determination of copper, iron, zinc, calcium, magnesium, sodium, cobalt,cadmium,manganese and sulphur contents—Inductively coupled plasma atomic emission spectrometry
HG/T 2964-1984
Sodium hydrosulphide for industrial use-Determination of the content of sodium hydrosulphide and sulphide
DZ/T 0253.5-2022
T/QAS 073-2021
GB/T 8152.17-2023(\u82f1\u6587\u7248)
铅精矿化学分析方法 第17部分:铝、镁、铁、铜、锌、镉、砷、锑、铋、钙含量的测定 电感耦合等离子体原子发射光谱法
DZ/T 0452.1-2023