Historical
DIN EN ISO 7937:2004
Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of Clostridium perfringens - Colony-count technique (ISO 7937:2004); German version EN ISO 7937:2004
The project describes a horizontal method for the enumeration of viable Clostridium perfringens in products intended for human consumption or the feeding of animals.
Deutsches Institut für Normung [din]