WebJul 1, 2024 · 中华人民共和国国家标准食品卫生微生物学检验 gb 4789.2-94菌落总数测定 ───────────────────────────────────────1 主题内容与适用范围本标准规定了食品中菌落总数的测定方法。本标准适用于食品中菌落总数的测定。 Webgb4789.1—2016 2 2.4.4 检验用品的储存环境应保持干燥和清洁,已灭菌与未灭菌的用品应分开存放并明确标识。 2.4.5 灭菌检验用品应记录灭菌的温度与持续时间及有效使用期限。 2.5 培养基和试剂 培养基和试剂的制备和质量要求按照gb4789.28的规定执行。 2.6 质控菌株
【已修改】食品微生物标准与食品安全ppt课件.ppt
WebApr 1, 2005 · Total bacteria, E. coli, mold and yeast are examined according to GB4789-94 (Code of National Standard of China, 1994). Each samples (25 g) were put into 225 ml aseptic physiological saline with 0.2% Tween 80 and the mixture was shaken in a shaker for 5 min, and serially diluted (1:10). The serially diluted samples were surface-plated in ... Web目的探讨33起食源性疾病的病原微生物分布情况。方法根据患者临床表现和标本种类,选用相应的选择性培养基,按照《食品卫生微生物学检验》(gb4789-94)和《霍乱防治手册》(部颁)及相关资料进行病原微生物的分离鉴定。结果33起食源性疾病的突发事件中,检测各类标本共745份,检出各类病原微生物63株(检 ... rmft-11-a form instructions
GB 4789.2-2016: Translated English of Chinese Standard. GB4789…
WebNational Food Safety Standard of P. R. China GB 4789.15 – 2010 Food Microbiological Examination: Enumeration of Yeasts and Molds Issued on 26-03-2010 Implemented on 01-06-2010 WebOct 22, 2024 · GB 4789.4-2016: Translated English of Chinese Standard. GB4789.4-2016: National Food Safety Standard - Food Microbiological Examination - Salmonella Test. … WebMar 13, 2024 · Salmonella 5 0 0 - GB4789.4 - L. Monocytogenes 5 0 - GB4789.30 S.aureus 5 1 100 CFU/g 1000 CFU/g GB4789.10, second method E coli O157:H7 5 0 0 - GB4789.36 Only applicable to beef products Seafood products Processed seafood Ready-to-eat raw seafood Ready-to-eat algae products Salmonella 5 0 0 - GB4789.4 - Vibrio … smyles chat