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1试验材料与仪器(1)供试品:头孢美唑钠(批号为:A200803001、A200803002、A200803003)哈药集团制药总厂生产。(2)养基:由北京陆桥技术有限责任公司提供硫乙醇酸盐流体培养基、改良马丁培养基、营养肉汤培养基、玫瑰红钠琼脂培养基、营养琼脂培养基。
1 Test Materials and Instruments (1) for the test: Cefmetazole sodium (batch number: A200803001, A200803002, A200803003) Harbin Pharmaceutical Group Pharmaceutical Factory production. (2) Supplementing of nutrients: The bio-supplementation of thioglycollate fluid medium, modified Martin medium, nutrient broth, rose sodium agar medium and nutrient agar medium were provided by Beijing Luqiao Technology Co., Ltd.