SN/T 4376-2015
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
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 2328-2006
Sodium hyposulfite for industry use
YS/T 807.12-2012
Chemical analysis methods of aluminum hardeners—Part 12:Determination of copper content—Sulfur and sodium titration method
HG/T 3023-1989
Photographic grade sodium thiosulfate,crystilline
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
GB/T 637-1988
Chemical reagent—Sodium thiosulfate pentahydrate
GB/T 223.18-1994
Methods for chemical analysis of iron,steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content
KS M 8557-2020
Sodium thiosulfate(Reagent)
HG/T 2328-1992
JIS K 8637:2006
Sodium thiosulfate pentahydrate
YS/T 252.4-2007
Methods for chemical analysis of nickel matte—Determination of copper content—Sodium thiosulphate titrimetric method
KS M 1309-2019(2024)
Sodium thiosulfate pentahydrate (crystalline)
KS M 1309-2019
Sodium thiosulfate pentahydrate (crystalline)
YS/T 475.4-2005
Methods for chemical analysis of cast bearing metals-Determination of copper content-Hyposulphite titrimetric method
YS/T 226.12-2009
Methods for chemical analysis of selenium—Part 12:Determination of selenium content—Sodium thiosulphate titrimetric method
HG/T 3023-1989(1997)
Photographic grade sodium thiosulfate,crystilline