R2a agar
Rabbit agar
Raffinose d-raffinose, pentahydrate
Raka-ray no. 3 medium
Rappaport-vassilia dis r10 broth
Regan-lowe charcoal agar base
Reinforced clostridial medium
Rhammose
Riboflavin assay medium
Rhizobium x medium
Rice extract agar
Rogosa sl broth
Rogosa slagar
Rpmi media 1640
Rrose bengal agar base
Rose bengal antimicrobic supplement
Rosolic acid