pyruvate造句 (31) Pyruvic acid, grain alcohol as material, cation exchange resin as catalyst, the ethyl pyruvate was synthesized. (32) The method based on pyruvic acid or pyruvate as starting material was considered to be the best one. (33) The kit comprises the following main components: buffer solution, reduced coenzyme, oxalic acid, acetyl coenzyme A, oxalate oxidase, pyruvate dehydrogenase, malic dehydrogenase, and a stabilizer.