Standard quality control samples of heat-resistant coliform bacteria in drinking water
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Standard quality control samples of heat-resistant coliform bacteria in drinking water (multi-tube fermentation method)
BNCC360414 | 西林瓶
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Standard quality control sample of total coliform bacteria in drinking water
BNCC360412 | 西林瓶
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Quality control sample of Total Coliform in drinking water
BNCC390295 | 西林瓶
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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
产品中文名称:生活饮用水耐热大肠菌群标准质控样品(滤膜法)
产品英文名称:Standard quality control samples of heat-resistant coliform bacteria in drinking water
参考用途:具体用途:生活饮用水耐热大肠菌群质控样品(滤膜法)适用标准:GB/T5750.12-2023《生活饮用水标准检验方法 第12部分:微生物指标》
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:30℃;24-48h;好氧;
培养方法:样品需要总计100mL 无菌水或无菌生理盐水溶解。使用前,将质控样品置于室温 30min,随后在生物安全柜中打开,立即加入 3~4mL 无菌水,溶解后吸出打入无菌瓶,将余下无菌水重复洗涤西林瓶内壁,全部转移至上述无菌瓶中,即为标准质控样品,共计100mL ,浓度为10-100CFU/100mL。
存储形式:-20℃,避光保存
提供形式:西林瓶
备注:MFC 44.5℃ 蓝色菌落(计数BNCC269342)
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