Descriptors | Manifolds, Photometry (chemical analysis), Turbidimetry, Sulfur, Combustion test methods, Liquids, Petroleum, Chemical analysis and testing, Sulfated ash determination, Residue-on-ignition determination, Absorption, Petroleum products, Oils, Measurement characteristics, Gravimetric analysis, Gasoline, Determination of content, Test equipment, Accuracy, Dimensions, Sampling methods, Volumetric analysis, Calibration, Precision, Lamps, Kerosine, Burners, Ash determination, Fuel oil |