Standard, approved methods	Alternative methods
Aerobic bacteria	Plate count agar R2A Agar Yeast extract agar acc. to ISO 6222 and Swedish Standard SS 028171
Clostridia	Bacillus Cereus Selective supplement Clostridium perfringens selective supplement Differential reinforced clostridial broth (DRCM) Sulfite iron agar (base) TSC agar
Coliforms	BRILA broth Coliform Agar Coliforms 100 Coliforms 50 EC broth LMX broth modified acc. to MANAFI and OSSMER Lactose TTC Agar with Tergitol® 7 M FC agar Tryptic soy agar m-ENDO agar LES	Coliform Agar Coliform Agar Coliforms 100 Coliforms 50 LMX broth modified acc. to MANAFI and OSSMER
Enterococcus	Bile Aesculin Azide Agar, acc. to ISO 7899-2 Brain heart broth Enterococci-Agar Membrane-filter enterococcus selective agar acc. to SLANETZ and BARTLEY (base) Membrane-filter enterococcus selective agar acc. to SLANETZ and BARTLEY
Escherichia coli	BRILA broth Coliform Agar Coliform Agar Coliforms 100 Coliforms 50 EC broth ENDO agar LMX broth modified acc. to MANAFI and OSSMER Lactose TTC Agar with Tergitol® 7 Lactose broth Lauryl sulfate broth MacCONKEY broth Standard II nutrient agar Tryptic soy agar	Coliform Agar Coliform Agar Coliforms 100 Coliforms 50 LMX broth modified acc. to MANAFI and OSSMER
Legionella	Dermatophytes selective agar (DTM) acc. to TAPLIN
Pseudomonas	KING agar B (base) (Dansk Standard) Pseudomonas CN Selective Supplement Pseudomonas Selective agar (base)
Vibrio	TCBS agar