Product Description
TK-CHEM has a vast experience in this domain and is able to provide Direct Red 81. These direct dyes are processed in accordance with quality norms using the finest quality ingredients. Our direct dyes are stringently checked by our quality controllers on numerous quality parameters at our hi-tech quality testing labs.
Direct Red 81 Dye is water soluble in nature and shows slight solubility in alcohol but insoluble in other organic solvents. It is used for dyeing paper, viscose, & cotton with a good bond with the substrate. This dye is completely free from any impurities and assures good levelness and colorfastness. It has molecular formula C29H19N5Na2O8S2 with a molar mass of 675.6 g/mol. Direct Red 81 Dye is completely non-toxic in nature and assures quick & easy application. It can be availed at reasonable rates in large quantities as requested by our respected clients.
Features: Excellent quality Long shelf life Accurate composition Other Details: C.I. Name: C.I. Direct Red 81 C.I. No: C.I. 28160 Synonyms: Direct Red 4B, Direct Fast Red 4B, Direct Fast Red 8B, Red 2B Molecular Formula: C29H19N5Na2O8S2 CAS Registry Number: 2610-11-9/12237-71-7
Ph Value 7.0 - 8.5 (1% soln)
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