Other Name: C.I. 37515 ; Amarthol AS-BS; Naphtol AS-BS; 3-Hydroxy-3`-nitro-2-naphthanilide CAS No: 135-65-9

　　Molecular formula: C17H12N2O4

　　Molecular Weight: 308.29

　　Appearance: pale yellow green uniform

　　Shade: similar-slight(compare with the standard)Strength: 100

　　M.P. of dry product: 242ºC

　　Content:>98%

　　Fineness(residue on sieve of 60 mesh):<5%

　　Insoluble matter: in alkali solution:<0.5%

　　Application: The grounder of dyeing & printing for cottons and the intermediates for rapidcolors.

　　Packing: Woven bag, draft paper bag, iron drum and fiber drum all lined with plastic bag. net weight: 25Kg