HG/T 3463-2000
Chemical reagent Arsenazo Ⅲ
UNE 84693:2006
Cosmetic raw materials. Sunscreens. Disodium salt of 2,2-bis-(1,4-phenylene)1H-benzimidazole-4,6-disulphonic acid.
T/CAIA SH002-2014
UNE 34210:1981
SODIUM CHLORIDE. DETERMINATION OF FLUORIDE CONTENT. PHOTOMETRIC METHOD WITH SODIUM 2-(SULFOPHENYLAZO)-1,8 DIHYDROXYNAPHTHALENE-3,6 DISULFONATE (SPADNS).
UNE 84694:2006
Cosmetic raw materials. Sunscreens. Disodium salt of 2,2-bis-(1,4-phenylene)1H-benzimidazole-4,6-disulphonic acid. Determination of purity by liquid chromatography.
32011R0207