Preparation method of CO gas sensor used at room temperature made from SnO 2 with the stuffing of Al 2O 3,MgO,InO,Pd etc is introduced.

• 介绍了以SnO2 为主 ,掺入Al2 O3 ,MgO ,InO ,Pd等添加剂的常温CO气敏元件的制备方法。