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Hangzhou Emperor Chemical Co., Ltd.

Direct Black 1, Direct Dyes, 31595 manufacturer / supplier in China, offering Direct Dyes Black 1 for Paper Dyeing, Reactive Turquoise Blue Gl / Reactive Blue 14 Dye, Disperse Red 91 Dyes for Polyester Dyeing and so on.

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Supplier Homepage Product DIRECT DYE Direct Dyes Black 1 for Paper Dyeing

Direct Dyes Black 1 for Paper Dyeing

FOB Price: US $2-10 / kg
Min. Order: 100 kg
Min. Order FOB Price
100 kg US $2-10/ kg
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Port: Shanghai, China
Production Capacity: 80000t/Y
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: 31595
  • Appearance: Powder
  • Application Material: Wool
  • Content: 100%
  • CAS No.: 003-68-7
  • Light Fastness: 3
  • Rubbing Fastness: 4
  • Transport Package: Bag
  • HS Code: 3204140000
  • Colour: Black
  • Usage: Paper, Ink, Leather, Textile, Food, Plastic, Paint
  • Name: Direct Black 1
  • C.I.No.: 31595
  • Related Name: -
  • Washing Fatness: 1-2
  • Trademark: emperor
  • Origin: China
Product Description
Direct Dyes Black 1 for Paper Dyeing
Product Name: Direct Black 1
C.I. No.: 31595
CAS No.: 8003-68-7

Molecular Formula: C22H14N6Na2O9S2
Molecular Weight: 784.73
Shade: Black.
Direct Direct Black 1 Physical Properties and light fastness, solubility.
                                             Direct Black 1
Dyeing depth %2
Insolubles %0.15
Light Fastness3
Washing Fatness1-2
Rubbing fastness(dry)4
Rubbing fastness(wet)3
Manufacturing Methods : 4-Nitrobenzenamine diazo, and 2-Amino-4-methylanisole matches, will the nitro reduction for amino, product double nitriding, first and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid  coupling.
Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.

Direct Dyes Black 1 for Paper Dyeing

Direct Dyes Black 1 for Paper Dyeing
Direct Dyes Black 1 for Paper Dyeing
Direct Dyes Black 1 for Paper Dyeing
Direct Dyes Black 1 for Paper Dyeing
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