GB/T 1587-2016
Potassium carbonate for industrial use
GB/T 1397-2015
Chemical reagent—Potassium carbonate anhydrous
GB/T 22403-2008
Photography - Processing chemicals - Specifications for anhydrous potassium carbonate
HG/T 2522-2009
GB 25588-2010
GB/T 1587-2000
Potassium carbonate for industrial use
20233286-T-606
Potassium carbonate for industrial use
HG 2452-1993
GB/T 6730.8-2016(\u82f1\u6587\u7248)
铁矿石 亚铁含量的测定 重铬酸钾滴定法
HG/T 5219-2017
Quota & calculatiion method of energy consumption per unit product for potassium carbonate
SJ/T 10921-1996
Potassium silicate solution for use in electronic industry--Methods for determination of potassium carbonate
GB/T 1397-1995
Chemical reagent Potassium carbonate
KS M 1303-2017(2022)
Potassium carbonate
KS M 1303-2017
Potassium carbonate
HG/T 3019-1999
Photography-Processing chemicals-Specifications for anhydrous potassium carbonate
HG/T 5218~5219-2017
HG/T 2522-1993
HG/T 3019-1989(1997)
Photographic grade potassium carbonate anhydrous
HG/T 3019-1989
Photographic grade potassium carbonate anhydrous
KS M ISO 3623-2019
Photography — Processing chemicals —Specification for anhydrous potassium carbonate