2011SN/T 0177-2011 Method for enumeration of clostridium perfringens in food for export
1992SN 0177-1992 Method for detection of clostridium perfringensin food for export
SN 0177-1992 Method for detection of clostridium perfringensin food for export was changed to SN/T 0177-2011 Method for enumeration of clostridium perfringens in food for export .