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DIN EN ISO 21149 E : 2017現(xiàn)行
COSMETICS - MICROBIOLOGY - ENUMERATION AND DETECTION OF AEROBIC MESOPHILIC BACTERIA (ISO 21149:2017)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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基本信息
標(biāo)準(zhǔn)編號(hào)： DIN EN ISO 21149 E : 2017
標(biāo)準(zhǔn)類別：Standard
出版單位：German Institute for Standardisation (Deutsches Institut für Normung)
標(biāo)準(zhǔn)頁數(shù)：0
標(biāo)準(zhǔn)簡介
Provides general guidelines for enumeration and detection of aerobic mesophilic bacteria present in cosmetics: - by counting the colonies on agar medium after aerobic incubation, or - by checking the absence of bacterial growth after enrichment.
