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菌落总数测定的空白可以做哪几种

更新时间: 2020-08-18 00:00:00     

根据对样品污染状况的估计,选择2个-3个适宜稀释度的样品匀液,在进行10倍递增稀释时,每个稀释度分别吸取1ml样品匀液加入两个无菌平皿内,同时分别取1ml稀释液加入两个无菌平皿作空白对照。

关键词: 菌落 总数 测定 空白 可以

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