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Application Of Pigment Red 4：
It is mainly used for coloring ink, watercolor or oil color pigments and printing mud, as well as rubber, natural lacquer, cosmetic paint and pigment printing.
Basic Information Of Pigment Red 4：
CAS：2814-77-9
Molecular formula：C16H10ClN3O3
Molecular weight：327.72
Structure：
Physicochemical Of Pigment Red 4：
Properties: orange red powder, bright color, insoluble in water, slightly soluble in ethanol, acetone and benzene. It is blue magenta when dissolved in concentrated sulfuric acid and yellow red precipitate after dilution. It is bright vermilion when dissolved in concentrated nitric acid. It does not change color in dilute sodium hydroxide. It has good fluidity and covering property and poor heat resistance.
Boiling point: 558.9 ± 50.0 ° C
Density: 1.45 ~ 1.65g/cm3
Storage: low temperature, ventilation and dryness in warehouse.
Manufacturing
