Home > Offer to Sell > Dyestuffs_and_Pigments > Direct_Dyes > C.I. Direct Black 19

C.I. Direct Black 19

  Post Date: Feb 12,2020
  Expiry Date: Aug 10,2020
  Detailed Description: Cas No. :6428-31-5

  CAS Registry Number:


  Synonyms: ;C.I. 35255;C.I. Direct Black 19;C.I. Direct Black 19 (VAN);C.I. Direct Black 19, disodium salt;Direct Fast Black G;C.I.Direct Black 19;disodium (3E)-5-amino-6-[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-3-(2-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate;(3E)-5-amino-6-[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-3-(2-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid;Direct Black G;
  Molecular Formula: C34H27N13Na2S2O7
  Molecular Weight: 839.77
  Molecular Structure: 6428-31-5 Direct Black 19

  Company: Jinhua Shuanghong Chemical Co., Ltd.     [ China ]          
  Contact: Rujie Zhou
  Tel: +86-579-82396349 82373099
  Fax: +86-579-82373068
  Email: export@shuanghongchem.com
Disclaimer statement:The information and data included above have been realized by the enterprises and compiled by the staff, and are subject to change without notice to you. The Chemnet makes no warranties or representations whatsoever regarding the facticity, accuracy and validity of such information and data. In order to ensure your interest, we suggest you chose the products posted by our gold suppliers or VIP members.