Keywords:
Reproducibility, Precision, Specification (approval), Thermometers, Testing conditions, Test equipment, Test specimens, Gravimetric analysis, Solvent extraction methods, Extraction methods of analysis, Insoluble matter determination, Evaporation residue determination, Determination of content, Chemical analysis and testing, Gums, Petroleum, Liquid fuels, Aviation fuels, Automotive fuels, Gasoline, Petroleum products