GB/T 33792-2017
2,4-Diaminobenzenesulfonic acid sodium salt
UNE 34210:1981
SODIUM CHLORIDE. DETERMINATION OF FLUORIDE CONTENT. PHOTOMETRIC METHOD WITH SODIUM 2-(SULFOPHENYLAZO)-1,8 DIHYDROXYNAPHTHALENE-3,6 DISULFONATE (SPADNS).
HG/T 2895-2012
DB37/T 2392-2013
HG/T 2261-2006
HG/T 2261-2005
Photographic chemicals sodium di-(2-ethyl-hexyl) succinate sulfonate
HG/T 5694\uff5e5697-2020
HG/T 2895-2005
Bromaminic acid,sodium salt (1-Amino-4-bromoanthraquinone-2-Sulfonic acid,sodium salt)
HG/T 2895-1997
HG/T 2261-1991
32015R0401