This standard specifies the analysis method for oily sewage of offshore oil development industry, especially suitable for the analysis of water samples with petroleum hydrocarbon oil content greater than 10mg/L. Alternative analytical methods (increasing or decreasing the amount of water used for extraction) are allowed for the determination of other relevant concentrations.
GB/T 17923-1999 history
2017GB/T 17923-2017 Analytical method for oily sewage from marine petroleum development industry—Infrared spectrophotometry
1999GB/T 17923-1999 Analysis method for oil-bearing waste water from marine petroleum development industry