This standard specifies a procedure for the preparation and treatment of samples for microbiological examinations. The process can be used with skimmed milk powder, whole milk powder, cream powder, buttermilk powder, whey powder and powdered products made from these powders, as well as lactose.
ONORM DIN 10191-2-1992 history
1992ONORM DIN 10191-2-1992 Microbiological analysis of milk - Preparation of samples - Method for dried milk, dried whey and lactose