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N-Methylaniline N-Ethylaniline Naphthol AS Naphthol AS-D Naphthol AS-E Naphthol AS-BO Tobias Acid J Acid 2-Amino-4-nitrophenol Diethyl(3-pyridyl)borane 4-Dimethylaminopyridine 2,6-Dichlorobenzoxazole 4-Aminoazobenzene-4-sulphonic acid Product:: 4-Aminoazobenzene-4-sulphonic acid CAS No: 104-23-4 Molecular Formula: C12H11N3O3S Molecular Weight: 277.3 Structure: Appearance: Light yellow crystal powder Assay: ≥94% Insoluble: ≤0.1% Aminoazobeneze: ≤0.3% Package: 25kg in bags Usage: Dyestuff intermediates of Direct red 81,153,Acid red 7,151     ORDER                   BACK

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