The first reduction wave of folic acid in Britton-Robinson buffer was studied,it was found to correspond to a 2e-2H~+ reversible wave with very strong adsorption of both reactant and product at low pH.

• 本文研究了在B-R缓冲底液中叶酸第一个还原波的性质,认为在低pH时,叶酸的还原波是一个2e-2H~+可逆吸附波。