Sell 2-Amino-1-naphthalenesulfonic acid

2-Amino-1-naphthalenesulfonic acid
White crystal, melting point is 2720. Difficultly soluble in water, good solubility in hot water. Easily soluble in alkali-creating correspondence sulfonate, then coupling to lithol scarlet with 2-naphthol.
Quality Standard:
Index Specification
Appearance white to pink crystal
Total amido (dry) , % >= 98.5
2-naphthylamine , % >= 0.10
Moisture, % >= 1.00
Usage: For dyestuff intermediates, J-Acid, Lithol Scarlet, Naphthol and Reactive Orange38, Red141, 196, 220, etc.
Lead Time from Order to Shipment
Minimum Order Quantity
Terms of Payment
TT or L/C