Purity: 40.0%MIN Excellent quality, competitive price and professional services 1-Naphthol-4-Sulfonic Acid

Molecular Formula: C10H8O4S

Formular Weight: 224.17

Standard: HG/T 28971997

Item	Details
	wet	dry
Appearance	white to light yellow paste	light yellow powder
1-Naphthol4-Sulfonic Acid %	≥ 40.0	≥ 65
1-Naphthylamine-4-sulfonic acid %	≤ 1.20	≤ 1.20
Sulfur dioxide %	≤ 0.30

Properties & Use: white to yellow wet paste or dry powder, easily soluble in water. It is mainly used as intermediate for azo dyes.

Packing: In plastic woven bag lined with double plastic film, wet: net wt. 50Kg,dry: net wt. 25Kg/bag

Storage: Avoid sunlight and rain, stored in dry and draughty place.

1-Naphthol-4-Sulfonic Acid