Quality control sample of total bacterial
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Quality control sample of total bacterial count in drinking water
BNCC360334 | 西林瓶
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Quality control sample of total bacterial count in drinking water
BNCC374001 | 西林瓶
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Quality control sample of total bacterial count in drinking water
BNCC374021 | 西林瓶
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Quality control sample of total bacterial count in drinking water
BNCC377988 | 西林瓶
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Quality control sample of total bacterial count in drinking water
BNCC381093 | 西林瓶
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Quality control sample of total bacterial count on the inner surface of central air conditioning ducts
BNCC385060 | 袋装
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Seawater total bacterial colony count quality control sample
BNCC388835 | 西林瓶
产品中文名称:细菌总数质控样品
产品英文名称:Quality control sample of total bacterial
参考用途:/
形态特性:/
培养基:蛋白胨:10.0g,牛肉粉:3.0g,氯化钠:5.0g,琼脂:15.0g,pH值:7.3±0.1(25℃)
培养条件:37°C,好氧,18-24h;
培养方法:将标准样品从-20℃冰箱取出后,在(20±2)℃平衡10 min,在生物安全柜中打开,加入5mL无菌水或无菌生理盐水复溶冻干的质控品,充分混匀后制备成(待测)标准样品悬液,浓度为(1.9±0.4)×10^5CFU/mL
存储形式:-20℃,避光冷藏;冰袋运输
提供形式:西林瓶
备注:西林瓶干粉,使用5mL无菌水或磷酸盐缓冲液溶解,获得质控样品悬液5mL,浓度为3000~9000CFU/mL(参考值8200CFU/mL)(产品定值日期20220531)。
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