The bacterial endotoxins Chorionic Gonadotrophin for Injection were tested by tachypleus amebocyte lysate(TAL).The stated sensitivity of the TAL is 0.25EU/ml.The result shows that the concentration of Chorionic Gonadotrophin for Injection has no inhibition and enhancement action and the TAL(0.25EU/ml)can be used for bacterial endotoxins test when the sample is 200u/ml.