医院肥皂盒微生物污染调查王晓梅，修士轩（辽宁省朝阳市第二医院，朝阳１２２０００）对医院医护人员洗手用肥皂盒进行微生物污染调查时，用无菌棉拭在其表面２５ｃｍ２面积上往返涂抹采样。然后，将棉拭头置于含１ｍｌ磷酸盐缓冲液（ｐＨ７．２）试管中，洗下微生物。取... Investigation of microbial contamination of soapbox in hospital WANG Xiao-mei, XU Shi-xuan (Chaoyang Second Hospital, Chaoyang 122000, China) During the investigation of microbial contamination of hand-soap box by hospital medical staff, a sterile cotton swab was used to sample the surface of 25cm2 . Then, the cotton swab was placed in a test tube containing 1 ml of phosphate buffer (pH 7.2) to wash the microorganisms. take...