# 269: ACIDIPHILIUM MEDIUM ## Main sol. 269 2 g (NH4)2SO4 0.1 g KCl 0.5 g K2HPO4 0.5 g MgSO4 x 7 H2O 0.3 g Yeast extract 1 g D-Glucose 1000 ml Distilled water 1. Autoclave glucose and yeast extract separately as a 10% and 3%, resp., stock solution. Adjust pH of complete medium to 3.0 with 1 N H2SO4.