Zhengzhou Welcom Tech. Co., Ltd

H aicd

• Category :

  Intermediates/Dyestuff intermediates

• Synonyms :

  C.I. 35570;1-Naphthol-8-amino-3,6-disulfonic acid;H-Acid;H Acid;1-Amino-8-Hydroxynaphthalene-3,6-Disulphonic Acid;

• CAS NO :

  90-20-0

• EC NO :

  201-975-7

• Molecular Formula :

  C₁₀H₉NO₇S₂

• Molecular Weight :

  319.31

• Main Specifications :

  HPLC: 97% min

• InChI :

  InChI=1/C10H9NO7S2/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18)

• Packing :

  25kgs/bag

• Product description :

  H Acid 80% Chemical Name: 1-amino-8-naphthol-3, 6-disulfonic acid Other Name: H Acid Molecular Formula: C10H9O7NS2 Molecular Weight: 319.31 CAS: 90-20-0 Appearance: White Powder Purity(MW:319): 80.0%min Insolubles: 0.20%max Moisture: 5.0%max HPLC: 97% min Chromo acid: 1.5%max τ Acid: 0.50% max ω Acid: 0.50% max K acid: 0.50% max Use: Mainly for the production of single acidic, direct and reactive dyes, such as acid magenta red G, 6B, acidic acid black BNCT, direct black, active liquor, purple 2BP - K K - 3R, active soluble blue K - more than 90 of these dyes for wool, cotton fabric dyeing, it also can be used in the production of drugs.

• Uses :

  Mainly for the production of single acidic, direct and reactive dyes

• Molecular Structure :