BS EN ISO 9408:1999(2008)*BS 6068-5.11:1999 Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
BS EN ISO 9408:1999(2008)*BS 6068-5.11:1999 history
1970BS EN ISO 9408:1999(2008)*BS 6068-5.11:1999 Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
1999BS EN ISO 9408:1999 Water quality. Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer