Chromatium was cultured and trained in CSTR reactors. The medium was coke oven gas (COG) in which there were NH 3, CO 2 and H 2S.

• 着色细菌在 CSTR反应器中进行驯化和富集培养 ；培养基为含 H2 S、CO2 和氨态氮的煤气 (其中 H2 S含量为 2 .；0 g/ m3)。