The mixture of antiserum reacted with to E.C.bacilus in the drugs could form a kind of special gelatin.Mixed antiserum of E.C. bacilus can directly check E.C.bacilus in durgs.

• 结果大肠杆菌混合抗血清可与药品中污染的大肠杆菌形成特异性凝胶，该混合抗血清可直接检测药品中污染的大肠杆菌。