HG/T 3463-2000
Chemical reagent Arsenazo Ⅲ
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).
QB/T 5781-2022
GB/T 8447-2008
Industrial linear alkylbenzene sulfonic acid
HG/T 6036-2022
HG/T 5623-2019
HG/T 3678-2010
p-Sulfanilic acid
HG/T 5697-2020
p-Sodium sulphonate benzaldehyde
HG/T 4714-2014
HG/T 2746-2010
Sodium sulphanilate
GB/T 25789-2023
p-Phenylenediamine
GB/T 24800.12-2009
Determination of p-phenylenediamine,o-phenylenediamine and m-phenylenediamine in cosmetics
NB/SH/T 0855-2021
Synthetic alkylbenzene calcium sulfonate detergents
HG 2093-1991
HG/T 3614-1999
Standard Test Method for Sulfonic and Sulfuric Acids in Alkylbenzene Sulfonic Acids
HG/T 5694\uff5e5697-2020
GB/T 37038-2018
DSD acid(4,4’-Diaminostilbene-2,2’diasulfonicacid)
HG/T 5620\uff5e5623-2019
GB/T 30910-2014
Rubber shoes—Determination of migration of 2-Mercaptobenzothiazole and 2,2'-Dithiobis(benzothiazole)