GB/T 637-2006
Chemical reagent - Sodium thiosulfate pentahydrate
GB/T 22402-2008
Photography - Processing chemicals - Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
GB/T 15963-2022
Sodium lauryl sulfate
HG/T 2328-2006
Sodium hyposulfite for industry use
GB/T 6009-2014
Anhydrous sodium sulfate for industrial use
GB/T 13529-2022
Sodium ethoxylated alkyl sulfate
GB/T 9853-2008
Chemical reagent - Sodium sulfate anhydrous
SN/T 4376-2015
HG/T 3023-1989
Photographic grade sodium thiosulfate,crystilline
HG/T 5560-2019
Chromium compound by-product sodium sulfate
HG/T 4021-2008
Chemical reagent-Sodium pyrosulfite
HG/T 4535-2013
Sodium sulfate for cosmetic use
HG/T 2967-2010
Anhydrous sodium sulphite for industrial use
HG/T 2826-2008
Sodium metabisulphite for industrial use
GB/T 15963-2008
Sodium lauryl sulfate
GB/T 637-1988
Chemical reagent—Sodium thiosulfate pentahydrate
GB/T 3514-1992
Rubber, vulcanized—Determination of free sulphur content—Sodium sulphite method
KS M 8557-2020
Sodium thiosulfate(Reagent)
GB/T 6009-2003
Anhydrous sodium sulfate for industrial use
HG/T 2328-1992