China Nicotinamide Physical Properties White crystalline powder, odorless or almost odorless, bitter taste. Easily soluble in water or ethanol, soluble in glycerol; almost insoluble in ether; soluble in sodium carbonate test solution or sodium hydroxide test solution, and the best stability in a solution with a pH value of 6. The melting point is 128-131掳C. Nicotinamide Application 1. Speed up...