HG/T 3387-2016
1-Naphthylamine-4-sulfonic acid sodium salt
HG/T 2895-2012
HG/T 3387-2009
HG/T 5694\uff5e5697-2020
HG/T 3387-1999
1-Naphthylamine-4-Sulfonic Acid Sodium Salt
HG/T 2895-2005
Bromaminic acid,sodium salt (1-Amino-4-bromoanthraquinone-2-Sulfonic acid,sodium salt)
HG/T 2895-1997
GB/T 16123-1995
Workplace air—Determination of methyl iodide—1,2-naphthaquinone-4-sodium sulfonate spectrophotometric method
GB/T 20200-2022
Sodium alpha-olefin sulfonate
HG/T 6224-2023
GB/T 33792-2017
2,4-Diaminobenzenesulfonic acid sodium salt
HG/T 5021-2016
Sodium sulfamate for industrial use
QB/T 1429-2013
Technical sodium alkane sulfonates
HG/T 5697-2020
p-Sodium sulphonate benzaldehyde
HG/T 4714-2014
QB/T 5480-2020
Sodium Cocoyl Isethionte
HG/T 2746-2010
Sodium sulphanilate
UNE 34210:1981
SODIUM CHLORIDE. DETERMINATION OF FLUORIDE CONTENT. PHOTOMETRIC METHOD WITH SODIUM 2-(SULFOPHENYLAZO)-1,8 DIHYDROXYNAPHTHALENE-3,6 DISULFONATE (SPADNS).
HG/T 5929\uff5e5930-2021
DB37/T 2390-2013