Keywords Sodium bisulfite iodinmetry;ethylvanillin;guaethol;glyoxylic acid;3 ethoxy 4 hydroxymandelic acid;

• 亚硫酸氢钠-碘量法;乙基香兰素;乙基愈创木酚;乙醛酸;3-乙氧基-4-羟基扁桃酸;