Zhengzhou Welcom Tech. Co., Ltd

J Acid

• Category :

  Dyestuffs and Pigments/Food Dyes

• Synonyms :

  7-amino-4-hydroxy-2-naphthalenesulfonic acid;Aminonaphthol Sulfonic Acid;J Acid;2-Amino-5-Naphthol-7-Sulphonic Acid;7-amino-4-hydroxynaphthalene-2-sulfonic acid;

• CAS NO :

  87-02-5

• EC NO :

  201-718-9

• Molecular Formula :

  C₁₀H₉NO₄S

• Molecular Weight :

  239.2478

• Main Specifications :

  Purity (J acid):90%min

• InChI :

  InChI=1/C10H9NO4S/c11-7-1-2-9-6(3-7)4-8(5-10(9)12)16(13,14)15/h1-5,12H,11H2,(H,13,14,15)

• Packing :

  25kg-plastic-woven bag lined with a plastic bag inside or as per customer's request

• Product description :

  J Acid Chemical Name: 2-Amino-5-Naphthol-7-Sulfonic Acid; 7-Amino-4-hydroxy-2-naphthalene sulphonic acid Appearance: Grey to light brown powder; Molecular Formula: C10H9NO4S M. W: 239.25 CAS No.: 87-02-5 Specifications: Purity (J acid):90%min γ Acid:1.5% Moisture:1.00% Insolubles: 0.5% Use: Used as azo medium. Mainly used for the preparation of direct Orange S and direct acid-proof bright-red 4BS. Package: 25kg-plastic-woven bag lined with a plastic bag inside or as per customer's request.

• Uses :

  Used as azo medium. Mainly used for the preparation of direct Orange S and direct acid-proof bright-red 4BS.

• Molecular Structure :