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Direct Red 23 Manufacturers in India

Direct Red 23 Dyes | CAS 3441-14-3

Colorants Chem Pvt Ltd one of the leading manufacturers and exporters of high quality Direct Red 23 Dyes in India to an industry wise customer base to meet International Industry standards.

Direct Red 23 Dyes is a water soluble dye that have an affinity for fiber and are taken up directly, such as the benzidine derivative. Direct Dyes are usually cheap and easily applied and they can yield bright colours. Direct Red 23 Dye has CAS number 3441-14-3 having Molecular Weight 813.

The commercial names of Direct Red 23 Dyes Direct Red 4BS, Fast Red 4BS, Direct Scarlet 4BS, Direct Scarlet Lightfast, Direct Scarlet SE, Direct Acid Resistant Red 4BS, Enianil Fast Scarlet 4BS, Erie Fast Scarlet 4BS, Nippon Fast Scarlet 4BS, Nyanza Fast Scarlet 4BSA, Orbamine Scarlet 4BS, Paper Scarlet 4BS. The physical appearance of Direct Red 23 is Red purple powder.



Application of Direct Dyes Red 23 | C.I. 27680



● Direct Red 23 is mainly used in viscose etc of cellulose fiber dyeing, also an be used for silk, wool, paper and pulp dyeing, also can be used in the manufacture colour which have pigment.

Properties of Direct Red 23 Dyes

● Direct Red 23 Dyes is red purple powder dissolved in water is bright red, slightly soluble in alcohol, orange, insoluble in acetone. Large red to magenta in concentrated sulfuric acid after dilution, it turns brownish orange, there is a orange-yellow precipitation in concentrated nitric acid, it is red in concentrated sodium hydroxide, and dilute sulfuric acid is added to the blue water in the aqueous solution. Concentrated hydrochloric acid has burgundy precipitate, plus 10% soda ash. When the copper ion colour is dimmed, the colour of the iron ion is almost unchanged.

Technical Data Sheet

Product Name : Direct Red 23

CAS No. : 3441-14-3

Packing : 25Kg Drum/Bag/Box

Sr. No. Test Specification
01 Type of Dye Direct Dyes
02 Chemical Class Disazo
03 Physical Appearance Red Powder
04 Hue Red
05 Solubility Soluble in water
06 Light Fastness 2 - 3
07 Washing Fastness 2
08 Application Leather, Silk, Wool, Paper
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