Sulphur Yellow 12

Подготовка

126 parts of the?4-(4-Aminophenyl)benzenamine, 39 parts of?N-o-tolylacetamide?and 429 parts of sulfur acetyl mixture calcined at 230 ~ 245 ℃ 14 hours, the product was treated with aqueous sodium hydroxide, and the precipitated salt (BIOS 1155,35).

Свойства и приложения

dark red light yellow.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Fulling	Persperation Fastness	Soaping
						Moderate	Severe
ISO		4-5	5			5	5