# 1122a: METHYLOVERSATILIS THERMOTOLERANS MEDIUM ## Main sol. 1122a 2 g (NH4)2SO4 2 g KH2PO4 0.5 g NaCl 0.025 g MgSO4 x 7 H2O 2 mg FeSO4 x 7 H2O 20 g Agar (Difco) 1000 ml Distilled water 0.5 %(v/v) Methanol 0.1 ml Vitamin B12 (10µg /ml, filter sterilized) 1. Adjust to pH 7.2. 2. After autoclaving add methanol (sterilized separately) to a concentration of 0.5 % (v/v) and 0.1 ml vitamin solution B12 (10µg /ml, filter sterilized).