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Direct Fast Brilliant Yellow RS Direct Yellow 50 100%

Product Name: Direct Yellow 50
C.I. No.: 29025
CAS No.: 3214-47-9
Molecular Formula: C35H24N6Na4O13S4
Molecular Weight: 956.82
Relative Name:
Direct Yellow RS,Direct Fast Yellow FTF,Direct Fast Yellow RS
Shade: red light yellow
Availability:
Quantity:
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  • Direct yellow 50 100%

  • Ritan

Direct Yellow 50 Direct Yellow RS for Textile Leather Silk Paper

Product Name: Direct Yellow 50
C.I. No.: 29025
CAS No.: 3214-47-9
Molecular Formula: C35H24N6Na4O13S4
Molecular Weight: 956.82
Relative Name:
Direct Yellow RS,Direct Fast Yellow FTF,Direct Fast Yellow RS
Shade: red light yellow

Direct yellow 50 light fastness:

Direct Yellow 50
Dyeing depth % 2
Insolubles % 0.15
Light Fastness 5
Washing Fatness 2-3
Rubbing fastness(dry) 4
Rubbing fastness(wet) 3


Direct yellow 50 Properties and Applications:
Soluble in water for goldenbrown, solubility of 60 g/L (60 ºC), 80 g/L (97 ºC), slightly soluble in ethanol, insoluble in other organic solvents. The strong sulfuric acid for quality in red, dilute for green light blue after blue precipitation; In nitric acid solution for purple. The dye solution to join strong hydrochloric acid has the purple precipitation; Add thick sodium hydroxide solution with gold orangeprecipitation. Cellulose fiber of dyeing, in 80 ºC maximum when affinity, for the neutral, weak acid dye bath dyeing. Hard to not sensitive. In dyeing copper and iron ion colored light basic unchanged.
Mainly used for cotton, viscose, which silk dyeing and printing, and can directly printing, also can to discharge printing color. Can and disperse dyestuffs high temperature polyester/cotton with bath dyeing blended fabric. May also used for the dyeing nylon, leather, paper and electrochemical aluminum color.
Package, 25KG/DRUM, CARTON BOX, BAG
微信图片_2025-09-03_100619_143

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.

Hangzhou Ritan Chemical Co.,Ltd-- Disperse Dyestuff
Product Name C.I.NO
Disperse Black EXSF 300%
Disperse Blue E-4R 100% C.I.56#
Disperse Blue S-GL 200% C.I.60#
Disperse Blue 77 200% C.I.77#
Disperse Blue S-3BG 200% C.I.79#
Disperse Blue BBLS 200% C.I.165#
Disperse Blue SE-5R 200% C.I.183#
Disperse Blue EXSF 300%
Disperse Red B 200% C.I.1#
Disperse Red BD 200% C.I.13#
Disperse Red 2GH 200% C.I.50#
Disperse Red S-3GL 200% C.I.54#
Disperse Red 3B 100% C.I.60#
Disperse Red FB 200% C.I.60#
Disperse Red SE-4RB 200% C.I.73#
Disperse Red S-R 150% C.I.74#
Disperse Red BEL 200% C.I.92#
Disperse Red BS 200% C.I.152#
Disperse Red GS 200% C.I.153#
Disperse Red S-5BL 100% C.I.167#
Disperse Red SE-GL 200% C.I.167#
Disperse Red 191 200% C.I.191#
Disperse Red SE-3B 100% C.I.343#
Disperse Red SE-3B 150% C.I.343#
Disperse Orange E-RL 200% C.I.25#
Disperse Orange SE-GL 200% C.I.29#
Disperse Orange S-4RL 100% C.I.30#
Disperse Orange S-4RL 150% C.I.30#
Disperse Orange S-3RFL 200% C.I.44#
Disperse Violet FBL 150% C.I.26#
Disperse Violet RB 200% C.I.33#
Disperse Violet RL 200% C.I.63#
Disperse Violet B 300% C.I.93#
Disperse Yellow G 100% C.I.3#
Disperse Yellow SE-FL 100% C.I.42#
Disperse Yellow E-3G 200% C.I.54#
Disperse Yellow 3GF 200% C.I.64#
Disperse Yellow II1 00% C.I.71#
Disperse Yellow S-G 200% C.I.79#
Disperse Yellow 8GFF 100% C.I.82#
Disperse Yellow 6GSL 200% C.I.114#
Disperse Yellow C-5G 200% C.I.119#
Disperse Yellow 10GN 100% C.I.184:1#
Disperse Yellow 5GL 200% C.I.198#
Disperse Yellow C-4G 200% C.I.211#
Disperse Yellow 5GR 200% C.I.241#


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Hangzhou Ritan Chemical was found in Year 2009, we are a firm specializing in producing and trading of dyes and dye intermediates.Based on more than 13years sevice, we have good reputation in our clients.​​​​​​​
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