This standard specifies the evaluation methods for surface tension and interfacial tension, wettability, anti-emulsification test, acid slag resistance test, and core flow test of surfactants used for acidified water well injection in oil wells. This standard is applicable to the performance determination of surfactants used for increased injection of acidified water wells in oil wells.
SY/T 5753-2016 Referenced Document
GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*, 2022-10-12 Update
GB/T 6541 Petroleum products--Mineral oils--Determination of interfacial tension of oil against water--Ring method
SY/T 5153-2007 Test method of reservoir rock wettability