Direct black GF

• Category :

  Dyestuffs and Pigments/Direct Dyes

• Synonyms :

  C.I. Direct Black 22;2-Naphthalenesulfonic acid, 6-(2-(2,4-diaminophenyl)diazenyl)-3-(2-(4-((4-(2-(7-(2-(2,4-diaminophenyl)diazenyl)-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:3);C.I. 35435;Direct Black 22;trisodium 6-[(E)-(2,4-diaminophenyl)diazenyl]-3-{(E)-[4-({4-[(E)-{7-[(E)-(2,4-diaminophenyl)diazenyl]-1-hydroxy-3-sulfonatonaphthalen-2-yl}diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-4-hydroxynaphthalene-2-sulfonate;

• CAS NO :

  6473-13-8

• EC NO :

  229-326-3

• Molecular Formula :

  C₄₄H₃₂N₁₃Na₃O₁₁S₃

• Molecular Weight :

  1083.9697

• Main Specifications :

  Standard 150%-200%

• InChI :

  InChI=1/C44H35N13O11S3.3Na/c45-24-3-12-35(33(47)17-24)54-51-28-5-1-22-15-39(70(63,64)65)41(43(58)31(22)19-28)56-50-27-9-7-26(8-10-27)49-37-14-11-30(21-38(37)69(60,61)62)53-57-42-40(71(66,67)68)16-23-2-6-29(20-32(23)44(42)59)52-55-36-13-4-25(46)18-34(36)48;;;/h1-21,49,58-59H,45-48H2,(H,60,61,62)(H,63,64,65)(H,66,67,68);;;/q;3*+1/p-3/b54-51+,55-52+,56-50+,57-53+;;;

• Packing :

  25kg/bag ,or as the customers'requirement .

• Product description :

  Direct Black GF CAS No.:6473-13-8 MF:C44H32N13Na3O11S3 Dyeing Cotton and Viscose Fabric.Also can dying Sik and Nylon Fabric The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package. If you are interested in our products , please let us know your inquiry. Thank you!

• Uses :

  used for cotton, viscose, silk and printing,also used for nylon and wool dyeing and widely used in leather, paper and wood color.

• Molecular Structure :