Qing County Guoqiang Chemical Plant
Main products:Dyestuff
Contact Us
  • Contact Person : Ms. Bao Jane
  • Company Name : Qing County Guoqiang Chemical Plant
  • Tel : 86-22-87797891
  • Fax : 86-22-87797893
  • Address : Tianjin,Tianjin,No.62-3-501 wankejiarifengjing,xiqing dist.300380
  • Country/Region : China
  • Zip : 300082

Direct Black EX,C.I.Direct black 38

Direct Black EX,C.I.Direct black 38
Product Detailed
Direct black 38 for cotton 1.Cas No. 1937-37-7 2.MF:781.73 3.C.I.Direct black 38 4.Brown Black even Crystalline powder

Direct Black EX,C.I.Direct black 38,Direct dyes black for cotton


Direct Black EX

[Molecular Formula] : C34H25N9Na2O7S2


[ Colour Index ] : C.I. Direct Black 38

[Cas No]. 1937-37-7

[Molecular Weight]: 781.73

[H.S. Code]: 3204140000

[Colour Index Number ] :30235

[Appearance]: Brown Black even Crystalline powder



[Shade tone]: To the similar standard of the factory



[Properties]:It is very soluble in water and alcohol

[Applications]:Our direct dyes are widely used to dye and print cotton, hemp and viscose, and to dye silk, lanital, etc.

[ Use ] : Dyeing Cotton and Viscose Fabric Better enough than Direct Black G 19. Also can dying Sik and Nylon Fabric

[Packages]25kgs, 30kgs ,35kgs, 40kgs, 50kgs Iron Drums , Cartons or Bags,Two sets of PP bags inside

[Storage & Transportation]: 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.


Direct Black 22


Benzonerol VS;Benzonerol VSF;Saturn Black A;Solar Black NF;Direct Black FG

Molecular Structure

Molecular Formula


Molecular Weight


CAS Registry Number




Chrysophenine GX

Direct Yellow 12,26,27,50,83

Direct Orange 2,26

Direct Brown 2,79

Direct Red 23,28,31

Direct Blue 1,15,70,71,86,151

Direct Green 6

Direct Black 9,19,22,38,56,71

Direct Violet 1,12

other direct dyestuffs we can supply.


Our factory also manufacture&export other chemical dyestuff  such as acid dyes, disperse dyes, basic dyeslvat dyes



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