• IEC 60296:2012, Fluids for electrotechnical applications – Mineral insulating oils for electrical equipment
  • IEC 60422:2024, Mineral insulating oils in electrical equipment – Supervision and maintenance guidance
  • IEC 62697-1:2012, Test method for quantitative determination of dibenzyldisulfide (DBDS)
  • CIGRE Brochure 378:2009, Copper sulphide in transformer insulation
  • CIGRE Brochure 413:2010, Insulating Oil Regeneration and Dehalogenation
  • CIGRE Brochure 625:2015, Copper Sulphide long term mitigation and risk assessment