STAS SR ISO 6611-1996 乳和乳制品.酵母和(或)霉菌菌落形成单位的计数.25℃时的菌落计数技术
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标准号:STAS SR ISO 6611-1996
中文标准名称:乳和乳制品.酵母和(或)霉菌菌落形成单位的计数.25℃时的菌落计数技术
英文标准名称:Milk and milk products - Enumeration of colony - forming units of yeasts and/or moulds - Colony - count technique at 25 °C
发布日期:1996/1/1 12:00:00
实施日期:1999/12/31 12:00:00
国际标准分类号:67.100.10; 07.100.30
适用范围:Prezentul Standard Interna?ional indic? metoda de num?rare a unit??ilor formatoare de colonii (UFC) de drojdii ?i/sau mucegaiuri ?n lapte ?i produse lactate, prin tehnica de num?rare a coloniilor la 25°C.Metoda este aplicabil? la urm?toarele produse:- lapte, produse lactate lichide,- lapte praf, zer dulce praf, zar? praf, lactoz?,- br?nzeturi,- cazein? acid?, cazein? tactic?, cazein? cheag,- cazeina?i, zer acid praf, - unt,- produse lactate congelate (?n?eleg?nd ?nghe?ata de consum),- creme ?i deserturi din lapte, lapte fermentat, sm?nt?n?.NOTA 1 - Metoda nu este aplicabil? pentru determinarea unui num?r foarte mare de drojdii termolabile (?n br?nzeturi proaspete). In acest cazeste preferabil? utilizarea tehnicii de ?ns?m?n?are pe suprafa??.
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