This problem has always been a problem for many researchers. Tris is called trimethylol aminomethane, which is the same substance as Tris base and Tris base. The Chinese name is trimethylol aminomethane; He also has other nicknames: aminobutyric triol, bradykinin, which is a white crystal or powder. Soluble in ethanol and water, slightly soluble in ethyl acetate and benzene, insoluble in ether and carbon tetrachloride, corrosive and irritating chemicals to copper and aluminum.