NF T90-321*NF EN ISO 10707:1998 "Water quality. Evaluation in an aqueous medium of the ""ultimate"" aerobic biodegrability of organic compounds. Method by analysis of biochemical oxygen demand (closed bottle test)."
1998NF T90-321*NF EN ISO 10707:1998 "Water quality. Evaluation in an aqueous medium of the ""ultimate"" aerobic biodegrability of organic compounds. Method by analysis of biochemical oxygen demand (closed bottle test)."