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Dynasty Chemicals (NingBo) Co., Ltd.

 [Zhejiang,China]

Business Type:Manufacturer , Distributor/Wholesaler

Main Markets: Worldwide , Africa , Americas , Asia , Europe , Middle East , Oceania

Exporter:51% - 60%

Certs:ISO9001

Description:C.I.Direct Black 19,Direct Black 19,Direct Black G

HomeProductsDyesDirect DyesDirect Black 19 CAS No.6428-31-5
Direct Black 19 CAS No.6428-31-5
  • Direct Black 19 CAS No.6428-31-5

Direct Black 19 CAS No.6428-31-5

Min. Order:
25 Kilogram
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  • Product Description
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Overview
Product Attributes

Model No.: Dyrect Black G

Supply Ability & Additional Information

Packaging: 25Kgs/Carton

Packaging & Delivery
Selling Units:
Kilogram
Package Type:
25Kgs/Carton

Dyrect fast Dyes are applicable to cotton, rayon and linen, with good light fastness.

Dyrect C.I. Direct CAS No. Characteristics
Black G Black 19 6428-31-5 Greenish Black
Properties and Applications 

Green and black. Black powder. Soluble in water for green light black, solubility of 100 g/L (80 ℃), slightly soluble in ethanol and acetone. The strong sulfuric acid in the green light for black, dilute red after black precipitation; In nitric acid to dark brown. Dyes and microstructure of sulfuric acid solution 10% red; Add thick sodium hydroxide solution for green light blue. Copper ions in dyeing color shade the green, iron ion a slight change in color. Used in viscose of dyeing and printing. In the cotton knitwear, blankets, flannelette, silk, viscose, silk that the fabric, wool/viscose fiber blend fabrics can be used. Can also be used in leather, paper and electrochemical aluminum color.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 3 3-4 2 2
AATCC 4-5 3 3 2-3 2


Product Categories : Dyes > Direct Dyes

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