C.I. Sulphur Violet 3 (8CI)

Подготовка

1-Chloro-7-methyl-8-amino-10-phenyl-2-phenazinone in Copper sulfate monohydrate under the existence of and sodium polysulphide return in 114 ℃ heating 64 hours, then add salt precipitation. This Pyridine is 3 – amino – 4 – methyl diphenylamine and 4-Nitrosophenol condensation, then use Disulfur dichloride and processing.

Свойства и приложения

red light purple.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Fulling	Persperation Fastness	Soaping
						Moderate	Severe
ISO	2-3	4	4			3-4