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Reactive Blue 213

Name:C.I.Reactive Blue 213,C.I.205065

Molecular Structure: Double azo class

C.I.Reactive Blue 213,C.I.205065,CAS 99129-26-7,1037.18,C27H15ClFN8Na5O16S5,Levafix Navy PN-RF,Tetrosulphur Prune B

C.I.Reactive Blue 213,C.I.205065,CAS 99129-26-7,1037.18,C27H15ClFN8Na5O16S5,Levafix Navy PN-RF,Tetrosulphur Prune B

Molecular Formula:C27H15ClFN8Na5O16S5

Molecular Weight: 1037.18

CAS Registry Number:99129-26-7

Manufacturing Methods : 2-Aminobenzene-1,4-disulfonic acid diazo , and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, product again with diazo of 2-Aminobenzene-1,4-disulfonic acid coupling, and 5-Chloro-2,4,6-trifluoropyrimidine condensation, and then methylation.

Properties and Applications:  navy blue. Used for cellulose fiber dyeing and printing of, also can used for the discharge printing.

Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 5-6 4-5 5 5 5(95℃) 5

List of Suppliers:

Levafix Navy PN-RF( Bayer Group )

Tetrosulphur Prune B( Crompton & Knowles Corp)


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