Chemical name

J acid; 2-Amino-5-naphthol-7-sulfonic Acid

Molecular.formula

C₁₀H₉NO₄S

Molecular.Weight

239.25

Nature

Light gray powder or granules, pure white needle crystal. Soluble in hot water, hardly soluble in cold water, almost insoluble in ethanol.Soluble in alkaline solution such as soda ash and caustic soda.

Packaging

25kg woven bag packaging

Storage and Transportation

  Stored in a cool, dry and ventilated place.

Use

  Used as dye intermediates, used in the manufacture of active, direct dyes, etc.