GB/T 1648-2013
H-acid monosodium salt(1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt)
GB/T 1648-2013
Method for analysis of calcium metal--The determination of aluminium by oxine chloroform extraction photometric method
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
Chemical reagent Arsenazo Ⅲ
GB/T 1648-2013
Workplace air—Determination of methyl iodide—1,2-naphthaquinone-4-sodium sulfonate spectrophotometric method
GB/T 1648-2013
Method for analysis of calcium metal—The determination of aluminium by oxine chloroform extraction photometric method
GB/T 1648-2013
SODIUM 4 HYDROXY-1-NAPHTHALENE SULFONATE [NEVILLE AND WINTHERS ACID(SODIUM SALT)]
GB/T 1648-2013
GB/T 1648-2013
Cosmetic raw materials. Sunscreens. 5-phenylmethoxo-4-hydroxy-2-methoxysulfonic acid.
GB/T 1648-2013
Cosmetic raw materials. 5-phenylmethoxo-4-hydroxy-2-methoxysulfonic acid.
GB/T 1648-2013
Dye, Red, 2,5,2',5'-Tetramethyltriphenylmethane-4,4'-Diazo-Bis-Betahydroxynaphthoic Anilide
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