PD IEC/TR 62697-2:2018 Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids Test method for quantitative determination of total corrosive sulfur (TCS)

Kinematic viscosity
Insulating oils
Maintenance
Dielectric properties
Moisture
Transformers
Liquid electrical insulating materials
Storage
Flash point
Silicon organic compounds
Electrical insulation
Breakdown voltage
Density
Electrical engineering
Electric insulators
Flammability
Electrical insulating materials
Colour
Electrical equipment
Fire point (temperature)
Pour point
Refractive index
Silicones

Link: PD IEC/TR 62697-2:2018 Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids Test method for quantitative determination of total corrosive sulfur (TCS)
Source: BSI Standards