RED 3BN

RED 3BN

 

Textile Dyestuffs

C.I.Reactive Red 195

Molecular Structure: Single azo class

C.I.Reactive Red 195,CAS 93050-79-4,1136.32,C31H19ClN7Na5O19S6, Reactive Red 3BS,Reactive Red M-3BE,Reactive Red M-3BF,Reactive Red SP-3B,Reactive brilliant Red ME-3BS

 Reactive Red 3BS

Reactive Red M-3BE

Reactive Red M-3BF

Reactive Red SP-3B

Reactive brilliant Red ME-3BS

Molecular Formula:C31H19ClN7Na5O19S6

Molecular Weight: 1136.32

CAS Registry Number:93050-79-4

Manufacturing Methods : 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidand 2,4,6-Trichloro-1,3,5-triazine first condensation, and a second time between ester condensation, 2-Aminonaphthalene-1,5-disulfonic acid diazo, and the generation of condensation products coupled, then salting-out.

Properties and Applications: colourful red blue light. Brown powder. 50 ℃ when the solubility of dye is greater than 100g/L, light blue dye for red, dye bath containing iron ion, colored light slightly turned dark (category 4); Copper ions colored light turned purple turned dark. Mainly used for cellulose fabric dyeing, also can be used for cotton and viscose fiber printing.

Standard  Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 5-6 4-5 5 4 4 4-5 5

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