GB/T 1648-2013
H-acid monosodium salt(1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt)
GB/T 1648-2013
Chemical reagent Arsenazo Ⅲ
GB/T 1648-2013
1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid monosodium salt(H-acid monosodium salt)
GB/T 1648-2013
H-acid monosodium salt(1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid monosodium salt)
GB/T 1648-2013
GB/T 1648-2013
GB/T 1648-2013
2-Naphthylamine-1,5-disulfonic acid (sulphonic Tobias acid )
GB/T 1648-2013
2-Naphthylamine-4,8-disulfonic acid (Amino C acid )
GB/T 1648-2013
GB/T 1648-2013
SODIUM CHLORIDE. DETERMINATION OF FLUORIDE CONTENT. PHOTOMETRIC METHOD WITH SODIUM 2-(SULFOPHENYLAZO)-1,8 DIHYDROXYNAPHTHALENE-3,6 DISULFONATE (SPADNS).
GB/T 1648-2013
GB/T 1648-2013
DSD acid(4,4’-Diaminostilbene-2,2’diasulfonicacid)
GB/T 1648-2013
1-Hydroxyethylidene-1,1-diphosphonate acid
GB/T 1648-2013
4,4’-Sulfonyldiphenol(Bisphenol-S)
GB/T 1648-2013
2,4-Diaminobenzenesulfonic acid sodium salt
GB/T 1648-2013
2-Naphthylamine-1,5-disulfonic acid (Sulphonic Tobias acid )
GB/T 1648-2013
Determination of butyl hydroxy anisole,dibutyl hydroxy toluene,tertiary butyl hydroquinone,ethoxyquin and propyl gallate in feeds
GB/T 1648-2013
GB/T 1648-2013
GB/T 1648-2013
Plastics - Di-hydroxyl polyether polyols