# 222: SP - MEDIUM ## Main sol. 222 1 g Raffinose 1 g Sucrose 1 g Galactose 5 g Starch (soluble) 2.5 g Casitone 0.5 g MgSO4 x 7 H2O 0.25 g K2HPO4 15 g Agar (Difco) 1000 ml Distilled water 1. Adjust pH to 7.4.