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MOLECULAR WEIGHT OF LUBRICATING OILS: ASTM D2878
MOLECULAR WEIGHT OF LUBRICATING OILS: ASTM D2878EXPLANATIONThis test method provides a calculation routine for converting data obtained by Test Method ASTM D972 to apparent vapor pressure and molecular weight. This test method is applicable to petroleum based and synthetic ester lubricating oils at temperatures ...
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TRACE METHANOL IN PROPYLENE CONCENTRATES BY GAS CHROMATOGRAPHY: ASTM D4864
TRACE METHANOL IN PROPYLENE CONCENTRATES BY GAS CHROMATOGRAPHY: ASTM D4864EXPLANATIONMethanol is a common impurity in propylene. It can have a deleterious effect on various processes that use propylene as a feedstock. The range of this method is approximately 4 to 40 mg/kg.TEST SUMMARYA known weight ...
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METHANOL IN CRUDE OILS BY MULTI-DIMENSIONAL GAS CHROMATOGRAPHY: ASTM D7059
METHANOL IN CRUDE OILS BY MULTI-DIMENSIONAL GAS CHROMATOGRAPHY: ASTM D7059EXPLANATIONMethanol is used in production of crude oils to prevent formation of gas hydrates. The presence of residual methanol in crude oils can lead to costly problems in refinery operations. This method uses direct injection ...
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METALS IN LUBRICATING OILS BY ENERGY DISPERSIVE X-RAY FLUORESCENCE SPECTROSCOPY:
METALS IN LUBRICATING OILS BY ENERGY DISPERSIVE X-RAY FLUORESCENCE SPECTROSCOPY: ASTM D6481EXPLANATIONSome oils are formulated with organo-metallic additives, which act, for example, as detergents, antioxidants, and antiwear agents. Some of these additives contain one or more of these elements: calcium, ...
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METAL ANALYSIS IN LUBRICATING OILS AND ADDITIVES BY WAVELENGTH DISPERSIVE X-RAY
METAL ANALYSIS IN LUBRICATING OILS AND ADDITIVES BY WAVELENGTH DISPERSIVE X-RAY FLUORESCENCE (WD-XRF): ASTM D6443TEST SUMMARYThis test method covers the determination of additive elements calcium, chlorine, copper, magnesium, phosphorus, silicon, and zinc in unused lubricating oils, additives, and additive ...
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METAL ANALYSIS X-RAY FLUORESCENCE SPECTROMETRY: ASTM D4927
METAL ANALYSIS X-RAY FLUORESCENCE SPECTROMETRY: ASTM D4927(Equivalent Test Methods: IP 407 and DIN 51391 T2)TEST SUMMARYThis test method covers the determination of barium, calcium, phosphorus, sulfur, and zinc in unused lubricating oils at element concentration ranges of 0.03 to 1.0 % mass (0.01 to ...
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WEAR METALS AND CONTAMINANTS IN USED OILS/HYDRAULIC FLUIDS USING ROTRODE EMISSIO
WEAR METALS AND CONTAMINANTS IN USED OILS/HYDRAULIC FLUIDS USING ROTRODE EMISSION SPECTROMETRY: ASTM D6595EXPLANATIONThe determination of debris in used lubricating oils is a key diagnostic method practiced in machine condition monitoring programs. The presence or increase in concentration of specific ...
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METAL ANALYSIS IN PETROLEUM COKE BY WAVELENGTH DISPERSIVE X-RAY SPECTROSCOPY: AS
METAL ANALYSIS IN PETROLEUM COKE BY WAVELENGTH DISPERSIVE X-RAY SPECTROSCOPY: ASTM D6376EXPLANATIONThe presence and concentration of sulfur and various metallic elements in a petroleum coke are major factors determining the suitability of a coke for various purposes. This test method provides a rapid ...
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METAL ANALYSIS IN PETROLEUM COKE BY ICPAES: ASTM D5600
METAL ANALYSIS IN PETROLEUM COKE BY ICPAES: ASTM D5600EXPLANATIONSee Test Method ASTM D5056 just previous to this analysis.TEST SUMMARYA sample of petroleum coke is ashed at 700° C. The ash is fused with lithium borate. The melt is dissolved in dilute hydrochloric acid, and the resultant solution is ...
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METAL ANALYSIS IN PETROLEUM COKE BY AAS: ASTM D5056
METAL ANALYSIS IN PETROLEUM COKE BY AAS: ASTM D5056EXPLANATIONThe presence and concentration of various metallic elements in a petroleum coke are major factors in the suitability of the coke for various uses. This test method can be used by the buyer and seller in the commercial transfer of petroleum ...
