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See Chinese contents: HJ 347.1-2018 HJ 347.1-2018: Water quality - Determination of fecal coliform - Membrane filtration
This standard specifies the membrane filtration method, for the determination of fecal coliforms in water. This standard applies to the determination of fecal coliforms in surface water, groundwater, domestic sewage, industrial wastewater. The detection limit of this method: When the inoculation volume is 100 ml, the detection limit is 10 CFU/L; when the inoculation volume is 500 ml, the detection limit is 2 CFU/L.
