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DERIVED CETANE NUMBER OF DIESEL FUELS OILS: D7170
DERIVED CETANE NUMBER OF DIESEL FUELS OILS: D7170EXPLANATIONThe ignition delay (ID) and derived cetane number (DCN) values determined by this test method can provide a measure of the ignition characteristics of diesel fuel oil in compression ignition engines. The relationship of diesel fuel oil DCN determinations ...
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CARBONYL SULFIDE IN PROPYLENE BY GAS CHROMATOGRAPHY: D5303
CARBONYL SULFIDE IN PROPYLENE BY GAS CHROMATOGRAPHY: D5303EXPLANATIONIn processes producing propylene, COS usually remains with the C3 hydrocarbons, and must be removed since it affects the product quality. COS acts as a poison to commercial polymerization catalysts, resulting in deactivation and costly ...
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CARBONYLS IN C4 HYDROCARBONS: D4423
CARBONYLS IN C4 HYDROCARBONS: D4423EXPLANATIONThe determination of the carbonyl content of polymerization-grade 1,3-butadiene is necessary, since in some polymerization reactions, the presence of carbonyls in excess over some specified amount can have a deleterious effect upon the polymer properties ...
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CARBONIZABLE SUBSTANCES IN WHITE MINERAL OIL: D565
CARBONIZABLE SUBSTANCES IN WHITE MINERAL OIL: D565EXPLANATIONThis test method is applicable to white mineral oil to check its conformance to standard of quality required for pharmaceutical use as defined by the U.S. Pharmacopeia and the National Formulary, or the Food and Drug Administration.TEST SUMMARYThe ...
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CARBONIZABLE SUBSTANCES IN PARAFFIN WAX: D612
CARBONIZABLE SUBSTANCES IN PARAFFIN WAX: D612EXPLANATIONThis test method determines the carbonizable substances in pharmaceutical paraffin wax whose quality is prescribed by the U.S. National Formulary. Such waxes have a melting point between 117 and 149° F (47 and 65° C), as determined by Test Method ...
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CARBON RESIDUE BY MICRO METHOD: D4530
CARBON RESIDUE BY MICRO METHOD: D4530(Equivalent Tests: IP 398 and ISO 10370)EXPLANATIONThe carbon residue values of the various petroleum materials serve as an approximation of the tendency of the material to form carbonaceous type deposits under degradation conditions similar to those used in the test ...
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CARBON NUMBER DISTRIBUTION: D2887
CARBON NUMBER DISTRIBUTION: D2887(Equivalent Test Methods: IP 321, ISO 3924, and JIS K 2254)EXPLANATIONThe determination of the boiling range distribution of petroleum fractions by gas chromatography is a rapid analytical tool, which may be used to replace conventional distillation methods for control ...
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BUTYLENE ANALYSIS BY GC: D4424
BUTYLENE ANALYSIS BY GC: D4424EXPLANATIONThis test method can be used to determine butylenes stream composition for custody transfer payments. It can also provide data necessary to evaluate processing requirements in an operating plant. The method covers the gas chromatographic analysis of commercial ...
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BURNING QUALITY OF KEROSENE: D187
BURNING QUALITY OF KEROSENE: D187EXPLANATIONThis test method covers the qualitative determination of the burning properties of kerosene to be used for illuminating purposes. This method is referred to in the kerosene specifications. Corresponding IP Method 10 features a quantitative evaluation of the ...
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BROMINE NUMBER BY ELECTROMETRIC TITRATION: D2710
BROMINE NUMBER BY ELECTROMETRIC TITRATION: D2710EXPLANATIONThis test method determines the amount of bromine reactive materials in petroleum hydrocarbons and is thus a measure of trace amounts of unsaturation in these materials. An estimate of the quantity of these materials is useful in assessing the ...
