SM Plate Count Agar, Granulated is recommended for determining the microbial count in milk and dairy products.This medium is also recommended by International Dairy Federation and the DIN Norm 10192. Casein enzymic hydrolysate provides amino acids and other complex nitrogenous substances. Yeast extract supplies vitamin B complex. Addition of skim milk in the medium makes the conditions optimal for microorganisms which grow in milk. A wide range of microorganisms can be cultured and enumerated on this medium.
1. DIN Deutsches Institut für Normung e.V.: Mikrobiologische Milchuntersuchung; Bestimmung der Keimzahl(Referenzverfahren) - DIN 10192.2.Internationaler Milchwirtschaftsverband: Milch u. Milchprodukte, Zählung von Mikroorganismen (Koloniezählung bei 30˚C) - Internationaler Standard 100 (1991).3.Internationaler Milchwirtschaftsverband: Flüssige Milch. Zählung von psychotrophen Mikroorganismen (Koloniezählungbei 6,5˚C). - Internationaler Standard 101 (1991).