Pigment Blue 65

Tone: red blue

Properties and uses: soluble in tetrahydronaphthalene and xylene in red solution, with red fluorescence, slightly soluble in acetone, chloroform, pyridine and o-chlorophenol, toluene, insoluble in ethanol. In concentrated sulfuric acid is purplish black, after dilution purplish black precipitation; Dark purple in alkaline insurance powder solution; Dark red in acidic insurance powder solution.