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  • SULFUR DETERMINATION BY HIGH TEMPERATURE METHOD: D1552 SULFUR DETERMINATION BY HIGH TEMPERATURE METHOD: D1552(Equivalent Test Method: AFNOR M07-025)This test method covers three procedures applicable to petroleum products including lubricating oils containing additives and additive concentrates. This test method is applicable to samples boiling above 177° ...
  • SULFUR DETERMINATION BY BOMB METHOD: D129 SULFUR DETERMINATION BY BOMB METHOD: D129(Equivalent Test Methods: IP 61, DIN 51577, and AFNOR T60-109)This test method is applicable to any petroleum product sufficiently low in volatility that it can be weighed accurately in an open sample boat and containing at least 0.1 % sulfur. This test method ...
  • SULFUR DETERMINATION IN PETROLEUM PRODUCTS SULFUR DETERMINATION IN PETROLEUM PRODUCTSGENERALSulfur is present in one chemical form or other in many petroleum products. It occurs in natural form starting with crude oils, but is also added in chemical form in several products to modify performance. In some cases the presence of sulfur is beneficial ...
  • SULFONATES BY LIQUID CHROMATOGRAPHY: D3712 SULFONATES BY LIQUID CHROMATOGRAPHY: D3712(Equivalent Test Method: IP 369)EXPLANATIONThis test method provides a means of determining sulfonate content and of classifying and characterizing natural and synthetic petroleum sulfonate products by sulfonate content and average molecular weight. Purity of ...
  • TOTAL AND POTENTIAL INORGANIC SULFATE AND TOTAL INORGANIC CHLORIDE IN FUEL ETHAN TOTAL AND POTENTIAL INORGANIC SULFATE AND TOTAL INORGANIC CHLORIDE IN FUEL ETHANOL BY ION CHROMATOGRAPHY USING AQUEOUS SAMPLE INJECTION: D7328EXPLANATIONSulfates and chlorides can be found in filter plugging deposits and fuel injector deposits. The acceptability for use of the fuel components and the ...
  • TOTAL AND POTENTIAL SULFATE AND INORGANIC CHLORIDE IN FUEL ETHANOL BY DIRECT INJ TOTAL AND POTENTIAL SULFATE AND INORGANIC CHLORIDE IN FUEL ETHANOL BY DIRECT INJECTION SUPPRESSED ION CHROMATOGRAPHY: D7319EXPLANATIONSulfates and chlorides can be found in filter plugging deposits and fuel injector deposits. The acceptability for use of the fuel components and the finished fuels depends ...
  • TOTAL INORGANIC SULFATE IN ETHANOL BY POTENTIOMETRIC TITRATION: D7318 TOTAL INORGANIC SULFATE IN ETHANOL BY POTENTIOMETRIC TITRATION: D7318EXPLANATIONEthanol is used as a blending agent added to gasoline. Sulfates are indicated in filter plugging deposits and fuel injector deposits. When fuel ethanol is burned, sulfates may contribute to sulfuric acid emissions. Ethanol ...
  • STABILITY OF WATER-IN-OIL EMULSIONS: D3709 STABILITY OF WATER-IN-OIL EMULSIONS: D3709EXPLANATIONThis test method indicates the ability of the emulsion to withstand mild to moderately severe winter conditions of use and storage. Generally this significance would be limited to conditions where the emulsion reaches a minimum temperature of -18° ...
  • STORAGE STABILITY OF WATER-IN-OIL EMULSIONS: D3707 STORAGE STABILITY OF WATER-IN-OIL EMULSIONS: D3707EXPLANATIONThis test method indicates the stability of the emulsions during storage and normal use.TEST SUMMARYA 100-mL sample in a graduated 100-mL cylinder is placed in a thermostatically controlled oven at 85° C for 48 or 96 h. The sample is then ...
  • STABILITY OF RESIDUAL FUELS BY SPOT TEST: D4740 STABILITY OF RESIDUAL FUELS BY SPOT TEST: D4740EXPLANATIONThis test method describes separate procedures for determining the cleanliness of residual fuel oil and its compatibility with a blend stock. It is applicable to fuel oils with viscosities up to 50 cSt at 100° C. These procedures used alone or ...