2 - [(2,4-диаминофенил) азо] -4,6-динитрофенол химические свойства, назначение, производство
Подготовка
2-Amino-4,6-dinitrophenol diazotization, and Benzene-1,3-diamine coupling.
Свойства и приложения
dark red light brown. Soluble in hot water for orange red, soluble in ethanol for red light brown. In concentrated sulfuric acid for brown, dilute almost unchanged; In concentrated nitric acid for brown solution, dilution after amber solution. Dye aqueous solution to join concentrated hydrochloric acid for amber solution; Join concentrated sodium hydroxide solution for brown.
Standard
|
Ironing Fastness
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Light Fastness
|
Fulling
|
Persperation Fastness
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Soaping
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Water
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Alkali
|
Acid
|
ISO
|
4
|
5
|
5
|
1
|
5
|
4
|
5
|
2 - [(2,4-диаминофенил) азо] -4,6-динитрофенол препаратная продукция и сырье
сырьё
препарат