ASTM D971-12 Standard Test Method for Interfacial Tension of Oil Against Water by the Ring Method*, 2023-12-21 Update
DIN 51353:1985 Testing of insulating oils; detection of corrosive sulfur; silber strip test
EN 14210:2003 Surface active agents - Determination of interfacial tension of solutions of surface active agents by the stirrup or ring method*, 2023-12-21 Update
IEC 60156:1995 Insulating liquids - Determination of the breakdown voltage at power frequency - Test method
IEC 60247:2004 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan ) and d.c. resistivity
IEC 60296:2012 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
IEC 60422:2013 Mineral insulating oils in electrical equipment - Supervision and maintenance guidance
IEC 60628:1985 Gassing of insulating liquids under electrical stress and ionization
IEC 60666:2010 Detection and determination of specified additives in mineral insulating oils
IEC 60814:1997 Insulating liquids - Oil-impregnated paper and pressboard - Determination of water by automatic coulometric Karl Fischer titration
IEC 60970:2007 Insulating liquids - Methods for counting and sizing particles
IEC 61125:1992 Unused hydrocarbon-based insulating liquids; test methods for evaluating the oxidation stability
IEC 61198:1993 Mineral insulating oils; methods for the determination of 2-furfural and related compounds
IEC 61619:1997 Insulating liquids - Contamination by polychlorinated biphenyls (PCBs) - Method of determination by capillary column gas chromatography
IEC 61620:1998 Insulating liquids - Determination of dielectric dissipation factor by measurement of the conductance and capacitance - Test method
IEC 61868 Mineral insulating oils - Determination of kinematic viscosity at very low temperatures
IEC 62701:2014 history
2014IEC 62701:2014 Fluids for electrotechnical applications - Recycled mineral insulating oils for transformers and switchgear