Products Description
- Sudan Red B is a synthetic organic dye known chemically as Solman Red G. It is a type of azo dye with an orange-red crystalline powder substance.
- Solvent Red 25 is practically insoluble in water but soluble in organic solvents. It has good light and cooking resistance and can be used to color materials such as textiles, paper, leather, and plastics.
- Solvent Red 25, also known as Sudan Red B, is an azo dye. It can be used in direct dyes, acid dyes, reactive dyes, metal complex dyes, disperse dyes, cationic dyes polycondensation dyes, and other synthetic dyes, for a variety of natural and synthetic fibers dyeing and printing, as well as fur, plastic, rubber, ceramic products, grease coloring.

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Product Name:
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CAS:3176-79-2 | Solvent Red 25 |
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Appearance
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Dark Red Powder
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105 ℃ Volatile Matters
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≤0.5%
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Water Soluble Matter
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≤0.5%
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Heat Resistance
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200℃(10 min)
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Light Resistance
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7~8
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Weather Resistance
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4~5
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Density (g/cm3)
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0.19
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Melting point(℃)
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201
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Light fastness
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5-6
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Company Profile
Gnee Chemicals With decades of experience in researching, manufacturing, and marketing organic chemicals, Gnee chemicals Ltd. is now a global supplier of research, development, and manufacturing chemicals.
With decades of experience in manufacturing and marketing high-quality chemicals, Gnee Chemical Company, we supply Organic Chemicals, Biochemicals, Pharmaceutical Intermediates, and more.



FAQ
Q 1: Are we a manufacturer or a trading company?
A: We are a manufacturer. You are welcome to visit our factory.
Q 2: Which payment method do you accept?
A: For small orders, you can pay by trade deposit on Alibaba.
For large orders, you can pay to our company's bank account.
Q3: How to get samples?
A: A small amount of samples are free of charge, but you need to pay the shipping cost, we usually send samples by FEDEX, DHL, or EMS.
Q4: Can we customize our own designed labels?
A: Yes, just send us your artwork and you can get the product you want.
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