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HYDROCARBON TYPES AROMATICS TYPES BY MASS SPECTROMETRY: ASTM D3239
HYDROCARBON TYPES AROMATICS TYPES BY MASS SPECTROMETRY: ASTM D3239EXPLANATIONThis test method covers the determination by high ionizing voltage, low resolution mass spectrometry of 18 aromatic hydrocarbon types and three aromatic thiophenotypes in straight run aromatic petroleum fractions boiling within ...
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HYDROCARBON TYPES BY MASS SPECTROMETRY: ASTM D2786
HYDROCARBON TYPES BY MASS SPECTROMETRY: ASTM D2786EXPLANATIONThis test method covers the determination of seven saturated hydrocarbon types and one aromatic type using high ionizing voltage mass spectrometry. It covers the analysis of saturate petroleum fractions with average carbon numbers of 16 through ...
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HYDROCARBON TYPES IN ENGINE FUELS BY GAS CHROMATOGRAPHY: ASTM D6839
HYDROCARBON TYPES IN ENGINE FUELS BY GAS CHROMATOGRAPHY: ASTM D6839EXPLANATIONA knowledge of spark ignition engine fuel composition is needed for regulatory compliance, process control, and quality assurance. A quantitative determination of olefins and other hydrocarbon types in such fuels is required ...
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HYDROCARBON TYPES IN ETHYLENE BY GAS CHROMATOGRAPHY: ASTM D2505
HYDROCARBON TYPES IN ETHYLENE BY GAS CHROMATOGRAPHY: ASTM D2505EXPLANATIONHigh purity ethylene is required as a feedstock for some manufacturing processes, and the presence of trace amounts of carbon dioxide and some hydrocarbons can have a deleterious effect. This test method can be used for setting ...
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HYDROCARBON TYPES IN GASOLINE BY GAS CHROMATOGRAPHY: ASTM D2427
HYDROCARBON TYPES IN GASOLINE BY GAS CHROMATOGRAPHY: ASTM D2427EXPLANATIONThis test method provides information on C2 through C5 carbon paraffins and mono-olefins in gasolines. It does not determine cyclic olefins, diolefins, or acetylenes. These are usually minor components in finished gasolines. The ...
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HYDROCARBON TYPES BY FLUORESCENT INDICATOR ADSORPTION: ASTM D1319
HYDROCARBON TYPES BY FLUORESCENT INDICATOR ADSORPTION: ASTM D1319(Equivalent Test Methods: IP 156, ISO 3837, DIN 51791, JIS K 2536, and AFNOR M07-024)EXPLANATIONThis test method is intended for use with full boiling range products. It determines hydrocarbon types in the range of 5 to 99 volume % aromatics, ...
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HYDROCARBON TYPES AROMATICS AND NONAROMATICS FRACTIONS OF HIGH BOILING OILS BY E
HYDROCARBON TYPES AROMATICS AND NONAROMATICS FRACTIONS OF HIGH BOILING OILS BY EMULSION CHROMATOGRAPHY: ASTM D2549EXPLANATIONThe determination of compound types by mass spectrometry requires, in some instances, a preliminary separation of the petroleum sample into representative aromatics and nonaromatics ...
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HYDROCARBON TYPES CHARACTERISTIC GROUPS IN OILS BY CLAY-GEL ABSORPTION CHROMATOG
HYDROCARBON TYPES CHARACTERISTIC GROUPS IN OILS BY CLAY-GEL ABSORPTION CHROMATOGRAPHY: ASTM D2007EXPLANATIONThis test method is used for classifying oil samples of initial boiling point of at least 200° C into the hydrocarbon types of polar compounds, aromatics, and saturates, and recovery of representative ...
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HYDROCARBON ANALYSIS OF PETROLEUM PRODUCTS
HYDROCARBON ANALYSIS OF PETROLEUM PRODUCTS:GENERALThe determination of hydrocarbon types - saturates, olefins, and aromatics - in petroleum fractions is important in characterizing the quality of petroleum fractions as gasoline blending components and as feeds to catalytic reforming processes, as products ...
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HOMOGENITY AND MISCIBILITY OF ENGINE OILS: ASTM D6922
HOMOGENITY AND MISCIBILITY OF ENGINE OILS: ASTM D6922EXPLANATIONIt is important that engine oils from different manufacturers be homogenous and miscible with each other, because operators of automotive engines often do not have prior knowledge of the manufacturer of the oil that is currently used in ...
