必应染料-您身边的染料专家

Reactive Black 31

Name:C.I.Reactive Black 31

Molecular Structure: Double azo class

C.I.Reactive Black 31,CAS 12731-63-4,1006.25,C29H18CuN6Na4O17S4,Reactive Black KN-RL,Reactive Black RL

C.I.Reactive Black 31,CAS 12731-63-4,1006.25,C29H18CuN6Na4O17S4,Reactive Black KN-RL,Reactive Black RL

Molecular Formula:C29H18CuN6Na4O17S4

Molecular Weight: 1006.25

CAS Registry Number:12731-63-4

Manufacturing Methods :

Properties and Applications: Red light gray to black. Suitable for cotton dyeing, printing and direct discharge printing. White degree of 74.15%.

Standard  Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 7 3(blue) 5 3-4(Alkali) 5 4(95℃) 4

List of Suppliers:

Reactive Black KN-RL,Reactive Black RL

Hubei Hwalle Dyestuff Industry Co.,Ltd.

Taixing Jinji Dyestuff Co.,Ltd

Akreact Black RL (Aakash Chemicals & Dyestuffs Inc)

Indofix Black VRI ( Indo Colchem Ltd )

Mohizol Black RL ( Astik Dyestuff Pvt Ltd )

Orco Reactive Black RRL( Organic Dyestuffs Corp )

Reactofix Supra Black HRL ( Jaysynth Dyechem Ltd )

Reactron Black RL(Amar Dye Chem Ltd)

Remazol Black RL( Hoechst A G )


2 Responses to “Reactive Black 31”

  1. […] C.I.Reactive Black 31 […]

  2. […] C.I.Reactive Black 31 […]

Leave a Reply