Dynasul dyes are sulphur dyes for cotton with good wash fastness
Sulphur Blue 13 | ||||||||||||||||||||||||||
2. Molecular weight: N/A | ||||||||||||||||||||||||||
3. Structure formula: | ||||||||||||||||||||||||||
N/A | ||||||||||||||||||||||||||
4. CAS NO.:1327-59-9 | ||||||||||||||||||||||||||
5. Appearance: Blue powder. | ||||||||||||||||||||||||||
6. Specification: Strength 100% | ||||||||||||||||||||||||||
7. Usage: Mainly used in dyeing of leather. | ||||||||||||||||||||||||||
8. Packing, storage and transportation: Packed with 25KGcarton, allows to be tansported by the general means. Properties and Applications: dark blue to blue. Navy blue powder. Insoluble in water, moderate soluble in sodium sulfide solution, for green yellow. In concentrated sulfuric acid to green light blue, dilution of dark after precipitation. Dyeing content in alkaline insurance powder for green light yellow, after oxidation can restore the original colour and lustre; In Sodium hypochlorite solution all fade, join concentrated sulfuric acid into black. Mainly used for cotton, hemp, viscose and vinylon/cotton blended fabric dyeing, also can be used for leather and paper dyeing.
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