Methods We have used Chloro nitrophenyl 0 D galactopyranosylmaltoside (Gal G α CNP) as the substrate an方法 用 氯 硝基苯 α 半乳糖麦芽糖苷 (Gal G α CNP)作底物 ,同时用麦芽唾液淀粉酶抑制物直接测定总淀粉酶和胰腺淀粉酶。