solvent violet 13

solvent violet 13
solvent violet 13/transparent violet r
c. i.solvent violet 13
cas no:81-48-1
molecular formula:c21h15no3
molecular weight: 329.35

manufacturing methods :1,4-dihydroxyanthracene-9,10-dione or anthracene-1,4,9,10-tetraol or 1-bromo-4-hydroxyanthraquinone or 1-chloro-4-hydroxyanthracene-9,10-dione and p-methylaniline reaction.

properties and applications:brilliant blue purple. purple powder. insoluble in water, soluble in benzene, benzene, xylene, n, n – dimethylformamide organic solvent. in concentrated sulfuric acid for sap green, dilution after olive, and then a red light blue precipitation. mainly used for polystyrene, abs resin, hard polyvinyl chloride and other kinds of resin color, also can be used for polyester protoplasmic coloring.
standard light fastness heat-resistant(℃) water sodium carbonate(5%) hydrochloric acid(5%)
melting point stable
iso good good insoluble no change no change

same product:
oil violet irs
oil violet
ap violet 13
ap violet 13 pure
violet cirs
violet s
oil violet zirs

physical and chemical properties:
test items specification
appearance violet powder
shade reddish
heat resistance 200 °c min
light fastness 6-7
acid resistance 4
alkali resistance 5
water resistance 5
density 1.39 g/cm3
residue on 80 mesh 5.0% max
water soluble 1.0% max
volatite 105 °c 1.0% max
tinting strength 100-105 %
weight metal total 50ppm max

packages: 25kgs/ barrel

81-48-1