SN/T 4376-2015
HB/Z 5088.2-1999
HB/Z 5109.7-2001
GB/T 13530.2-1992
Sodium ethoxylated alkyl sulfate—Determination of unsulfated matter content
GB/T 15963-2022
Sodium lauryl sulfate
GB/T 6009-2014
Anhydrous sodium sulfate for industrial use
HB/Z 5089.4-2004
Methods for analysis of plating black nickel solutions-Part 4:Determination of sodium sulfate content by precipitation titrimetric method
GB/T 3514-1992
Rubber, vulcanized—Determination of free sulphur content—Sodium sulphite method
GB/T 13530.1-1992
Sodium ethoxylated alkyl sulfate—Determination of total active matter content
GB/T 637-2006
Chemical reagent - Sodium thiosulfate pentahydrate
GB/T 14454.13-1993
Aromatics—Determination of carbonyl compounds content—Neutral sodium sulfite method
T/HNNMIA 50-2023
YS/T 746.3-2010
Methods for chemical analysis of tin-based lead-free solders—Part 3:Determination of copper content—Flame atomic absorption spectrometric method and sodium thiosulfate titrimetric method
HG/T 5560-2019
Chromium compound by-product sodium sulfate
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
HG/T 4021-2008
Chemical reagent-Sodium pyrosulfite
QB/T 1035.4-1991
HB/Z 5107.11-2004
Methods for analysis of chemical oxidation solution for magnesium alloy-Part 11:Determination of sodium bichromate content in sodium bichromate and magnesium sulfate oxidation solution by potentiometric method
HG/T 4535-2013
Sodium sulfate for cosmetic use
HG/T 2328-2006
Sodium hyposulfite for industry use