# J609: MODIFIED MH MEDIUM ## Main sol. J609 10 g Yeast extract (BD-Difco) 5 g Proteose peptone no. 3 (BD-Difco) 1 g Glucose 210 ml X10 Jamarin S (see below) 790 ml Distilled water 1. Adjust pH to 7.2 with 1 N KOH. Jamarin S (Jamarin Laboratory) is a synthetic seawater. The medium contains 7.5% (w/v) of solid sea salts.