標準號：BS ISO 11866-2-2006
中文標準名稱：牛奶和乳制品.大腸桿菌菌落推測計數.44℃膜片的菌落計數
英文標準名稱：Milk and milk products - Enumeration of presumptive Escherichia coli - Colony-count technique at 44 C using membranes
標準類型：X16
發布日期：2006/1/23 12:00:00
實施日期：2006/1/23 12:00:00
中國標準分類號：X16
國際標準分類號：07.100.30;67.100.01
適用范圍：This part of ISO 11866|IDF 170 specifies a method for the enumeration of presumptive Escherichia coli by means of a colony-count technique at 44 °C. The method is applicable to -- milk, liquid milk products, -- dried milk, dried sweet whey, dried buttermilk, lactose, -- acid casein, lactic casein and rennet casein, -- caseinate and dried acid whey, -- cheese and processed cheese, -- butter, -- frozen milk products (including edible ices), and -- custard, desserts and cream. The method specified in this part of ISO 11866|IDF 170 is the preferred method for samples in which comparatively large numbers of presumptive Escherichia coli (more than 100 per gram or 10 per millilitre) are suspected.