Цисульфур коричневый 6 химические свойства, назначение, производство
Подготовка
3,6-Dinitro-9H-carbazole and Sodium polysulfide glycerol in the presence of heating.
Свойства и приложения
brown. Part of the soluble in water. In hydrochloric acid in red brown precipitation; In concentrated sulfuric acid to dark brown solution, precipitation, dilution after yellow brown precipitation; In the Sodium hydroxide solution for brown; In the Sodium sulfide solution for brown.
Цисульфур коричневый 6 препаратная продукция и сырье
сырьё
препарат