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Reactive Black 1

Name:C.I.Reactive Black 1,C.I.17916

Molecular Structure: Single azo,Metal Complexes

C.I.Reactive Black 1,C.I.17916,CAS 12236-77-0,706.96,C23H13ClN8Na2O10S2,Reactive Black K-BG

C.I.Reactive Black 1,C.I.17916,CAS 12236-77-0,706.96,C23H13ClN8Na2O10S2,Reactive Black K-BG

Molecular Formula:C23H13ClN8Na2O10S2

Molecular Weight: 706.96

CAS Registry Number:12236-77-0

Manufacturing Methods :4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and 2,4,6-Trichloro-1,3,5-triazine condensation, again ammoniation, make its forming metal complex (metal is the mixture of cobalt and chromium, also can use when complexation 2-Hydroxybenzoic acid).

Characters and application: black. Dark brown evenly powder.

Properties and Applications: black. Dark brown evenly powder. Solubility of 70 g/L (50 ℃). The strong sulfuric acid in blue, diluted for purple; Rare hydrochloric acid and sodium hydroxide solution in color. Used for cotton, hemp, polyamide fiber and viscose fabric such as printing and dyeing, not suitable for discharge.

Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 6 4-5 4-5 3-4 (green) 4-5 5(5*100℃) 4-5

List of Suppliers:

Reactive Black K-BG( Sinochem Ningbo Imp & Exp Corp )


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