# 1269: ISP 6 MEDIUM ## Main sol. 1269 15 g Peptone 5 g Proteose peptone 0.5 g Ferric ammonium citrate 1 g Dipotassium Phosphate 0.08 g Sodium Thiosulfate 1 g Yeast extract 20 g Agar 1000 ml Distilled water 1. Adjust to pH 7.2.