Citrazinic acid [ 99-11-6 ]

Appearance: light yellow needle crystal or powder
Content: 98%,
More than 300 ℃ carbonized but not melt. Soluble in sodium hydroxide or sodium solution, after leaving into blue, slightly soluble in HCL and almost insoluble in cold water. See the light or dew buy air color becomes deep gradually.
Use for drug, dyestuff and color film couplers.experiments synthesis.