ATCC medium: 536 Oatmeal salts agar
MgSO4 ..............................1.0 g
KH2PO4 .............................1.0 g
NaNO3 ..............................1.0 g
Baby Oatmeal (Beechnut)...........10.0 g
Agar..............................18.0 g
Distilled water....................1.0 L
Adjust pH to 5.6. Autoclave at 121C for 15 minutes.