Leuco Sulphur Red 4
Name:C.I.Leuco Sulphur Red 4,,C.I.53730
Molecular Structure:
CAS Registry Number:12262-35-0
Manufacturing Methods : 1,3-Dichloro-2-hydroxy-7-methyl-8-aminophenazine and sodium polysulphide aqueous solution in the presence of copper sulfate, return in 106 ℃ heating 22 hours, dilution and drum drying. This is Pyridine by4-Methylbenzene-1,3-diamine and 4-Amino-2,6-dichlorophenol Manganese dioxide oxidation with the mixture and be (BIOS 1155, – 33)
Properties and Applications: dark red.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
Moderate | Severe | ||||||
ISO | 4 | 4 | 4 | 3 | 2-3 |
List of Suppliers:
Immedial Leuco Bordeaux R( Cassella Farbwerke Mainkur AG )
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