ASTM D5222-08

D5949-16(2022)

Standard Test Method for Pour Point of Petroleum Products (Automatic Pressure Pulsing Method)

D5950-14(2020)

Standard Test Method for Pour Point of Petroleum Products (Automatic Tilt Method)

National Electrical Code,

Article 450-23 Available from the National Fire Protection Association, Batterymarch Park, Quincy, MA 02269.

D1816-12(2019)

Standard Test Method for Dielectric Breakdown Voltage of Insulating Liquids Using VDE Electrodes

D2112-15(2023)

Standard Test Method for Oxidation Stability of Inhibited Mineral Insulating Oil by Pressure Vessel

D2300-08(2017)

Standard Test Method for Gassing of Electrical Insulating Liquids Under Electrical Stress and Ionization (Modified Pirelli Method)

D2440-13(2021)

Standard Test Method for Oxidation Stability of Mineral Insulating Oil

D97-17b(2022)

Standard Test Method for Pour Point of Petroleum Products (Includes all amendments and changes 11/29/2022).

D445-23

Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)

D664-18e2

Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration (Includes all amendments and changes 1/4/2019).

D924-23

Standard Test Method for Dissipation Factor (or Power Factor) and Relative Permittivity (Dielectric Constant) of Electrical Insulating Liquids

D971-20

Standard Test Method for Interfacial Tension of Insulating Liquids Against Water by the Ring Method

D1275-24

Standard Test Method for Corrosive Sulfur in Electrical Insulating Liquids

D1298-12b(2017)e1

Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method (Includes all amendments and changes 3/14/2023).

D92-18

Standard Test Method for Flash and Fire Points by Cleveland Open Cup Tester

C57.121

Guide for Acceptance and Maintenance of Less-Flammable Hydrocarbon Fluid in Transformers Available from Institute of Electrical and Electronics Engineers, Inc. (IEEE), 445 Hoes Ln., Piscataway, NJ 08854-4141, http://www.ieee.org.

D923-15(2023)

Standard Practices for Sampling Electrical Insulating Liquids

D117-22

Standard Guide for Sampling, Test Methods, and Specifications for Electrical Insulating Liquids

D974-22

Standard Test Method for Acid and Base Number by Color-Indicator Titration

D1500-12(2017)

Standard Test Method for ASTM Color of Petroleum Products (ASTM Color Scale)

D1524-15(2022)

Standard Test Method for Visual Examination of Used Electrical Insulating Liquids in the Field

D1533-20

Standard Test Method for Water in Insulating Liquids by Coulometric Karl Fischer Titration

D878-01e1

Standard Test Method for Inorganic Chlorides and Sulfates in Insulating Oils

D2668-07(2021)

Standard Test Method for 2,6-di-tert-Butyl- p-Cresol and 2,6-di-tert-Butyl Phenol in Electrical Insulating Oil by Infrared Absorption

D2864-21a

Standard Terminology Relating to Electrical Insulating Liquids and Gases (Includes all amendments and changes 12/14/2021).

D3487-16e1

Standard Specification for Mineral Insulating Oil Used in Electrical Apparatus (Includes all amendments and changes 1/1/2018).

D4052-22

Standard Test Method for Density, Relative Density, and API Gravity of Liquids by Digital Density Meter

D4059-00(2018)

Standard Test Method for Analysis of Polychlorinated Biphenyls in Insulating Liquids by Gas Chromatography

D4768-11(2019)

Standard Test Method for Analysis of 2,6-Ditertiary-Butyl Para-Cresol and 2,6-Ditertiary-Butyl Phenol in Insulating Liquids by Gas Chromatography