Indigo

• Post Date:

  Sep 04,2025

• Expiry Date:

  Mar 03,2026

• Detailed Description:

  Cas No. :482-89-3

  Item	Index
  Content%≥	94
  Moisture Content%≤	1.5
  Particle Size% (-100 mesh) ≥	60
  Fe content ppm≤	200
  Dissolving Time (20癈) S≤	40

• CAS Registry Number:

  482-89-3

• Synonyms:

  ;C.I. 73000;C.I. Vat Blue 1;2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one;2,2'-Bis(2,3-dihydro-3-oxoindolylidene);Indigo blue;Vat Blue 1;2,2'-biindole-3,3'(1H,1'H)-dione;

• Molecular Formula:

  C₁₆H₁₀N₂O₂

• Molecular Weight:

  262.2628

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S36:;
  

• Company:

  Chongqing Changfeng Chemical Co., Ltd.     [ China ]          

• Contact:

  Mr. Edward Zhang

• Tel:

  +86-23-67896333

• Fax:

  +86-23-67896677

• Email:

  info@changfengchem.com