ISO 11866-2 | IDF 170-2:2005 - Milk and milk products - Enumeration of presumptive Escherichia coli - Part 2: Colony-count technique at 44 degrees C using membranes Publication Year - 2005 This standard specifies a method

This standard specifies a method for the determination of vitamin D in a test sample containing at least 10 micrograms of vitamin D per 100 g [equal to 400 International Units (IU) of vitamin D per 100 g] by using high-performance liquid chromatography (HPLC)

It is intended for the preparation of pregastric lipase and rennet paste

provided that the eventually mentioned prerequisites are met

The method is applicable to dairy starter cultures where these characteristic microorganisms are present

ISO 11866-2 | IDF 170-2:2005 - Milk and milk products - Enumeration of presumptive Escherichia coli - Part 2: Colony-count technique at 44 degrees C using membranes Publication Year - 2005 This standard specifies a methodThis standard 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