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HomeProduct name listC.I. Acid Blue 169

C.I. Acid Blue 169

  • CAS NO.:6370-10-1
  • Molecular Weight: 0
  • EINECS: 613-327-4

What is C.I. Acid Blue 169?

Preparation

5-Chloro-2-methoxy-4-nitrobenzenamine diazo, and 1-Naphthol-4,8-disulfonic acid?coupling, and then with aqueous acid chromium common heating (125 ~ 135 ℃), make its formed chromium complex. In the complex process medium armor oxygen radicals displacement into hydroxyl, and 4-from sulfonic acid sodium base there will be 20% off.

Properties and Applications

blue.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6-7 4 3-4 3-4 2-3 3

Safety information for C.I. Acid Blue 169

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