Direct Blue 291
- Product Name
- Direct Blue 291
- Chemical Name
- Direct Blue 291
- Synonyms
- Direct Blue 291
- CBNumber
- CB79702920
- Formula Weight
- 0
- MOL File
- Mol file
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Direct Blue 291 Chemical Properties,Usage,Production
Properties and Applications
dark blue. Apply to the cellulose fiber dyeing and printing, also suitable for polyester/cotton, polyester/stick blended a bath dyeing of step.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 4 | 4-5 | 4-5 | ||||
Direct Blue 291 Preparation Products And Raw materials
Raw materials
Preparation Products
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Direct Blue 291 Suppliers
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trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate