Direct Yellow 50
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Price:
Negotiable
- minimum:
- Total supply:
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Delivery term:
The date of payment from buyers deliver within days
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seat:
Tianjin
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Validity to:
Long-term effective
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Last update:
2020-09-26 13:47
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Browse the number:
245
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- Contactaixin:
tjgtcr(Mr.)
- Email: telephone: phone:
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Arrea:
Tianjin
Address:2105-2106 HUICHENG PLAZA, NO.56 XIANFENG ROAD, DONGLI DISTRICT, TIANJIN, CHINA
- Website:
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Properties |
Red light yellow. Soluble in water for golden brown, solubility of 60 g/L (60 ℃), 80 g/L (97 ℃), 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 orange precipitation. Cellulose fiber of dyeing, in 80 ℃ 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.
Applications |
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.
Manufacturing Methods |
3-Aminonaphthalene-1,5-disulfonic acid diazo, and a coupling m-Toluidine, then the light gasification.
http://www.newcolourdyes.com/