Basic Red 22 химические свойства, назначение, производство
Химические свойства
Dull red powder
Подготовка
5-Amino-1H-1,2,4-triazole-3-carboxylic acid diazo, and N,N-diethylbenzenamine hydrochloride?coupling, and then the decarboxylation and quaternary ammonium salt.
Контактные аллергены
This monoazoic dye was reported as allergenic in a
PPD-free hair coloring mousse.
Basic Red 22 препаратная продукция и сырье
сырьё
препарат