2B Acid sodium salt is white or light yellow powder, with characteristics of normal organic amines, slightly dissolving in hot water and not dissolving in cold water, benzene and chlorobenzene, dissolving in ethanol, ether and dilute alkali solution.
As an important intermediate of organic pigment, Mainly used in red 48# color industry and organic synthesis industry.
2B Acid Sodium Salt has general charateristic of amines, and it can be diazotizatad with nitrite in dilute acid.