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ASTM D2890 Test Method for Calculation of Liquid Heat Capacity of Petroleum Dist
ASTM D2890 Test Method for Calculation of Liquid Heat Capacity of Petroleum Distillate Fuels3. Summary of Test Method3.1 The Watson characterization factor, K, is obtained from a graphical correlation relating determined Test Method D86 distillation data and K. The liquid heat capacity is obtained, either ...
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ASTM D2890 Test Method for Calculation of Liquid Heat Capacity of Petroleum Dist
ASTM D2890 Test Method for Calculation of Liquid Heat Capacity of Petroleum Distillate Fuels1. Scope1.1 This test method describes the calculation of liquid heat capacity, Btu/lb • °F (kJ/kg • K), at atmospheric pressure, of petroleum fuels for which distillation data may be obtained in accordance ...
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ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Dist
ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Distillate Fuels7. Report7.1 Report the results as indicated in the following tabulation:7.2 The calculated true vapor pressure psia may be converted to the International System of Units (SI) of kilopascals (kPa) by multiplying ...
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ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Dist
ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Distillate Fuels5. Data Requirements5.1 Distillation temperatures at the initial boiling point (IBP) and 10, 30, 50, 70, and 90 volume % distilled obtained in accordance with Test Method D86.5.2 API gravity determined in accordance ...
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ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Dist
ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Distillate Fuels3. Summary of Test Method3.1 Equilibrium flash vaporization (EFV) temperatures are calculated from distillation data (Test Method D86) determined on the sample. The distillation data, calculated EFV data, and ...
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ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Dist
ASTM D2889 Test Method for Calculation of True Vapor Pressures of Petroleum Distillate Fuels1. Scope1.1 This test method describes the calculation of true vapor pressures of petroleum distillate fuels for which distillation data may be obtained in accordance with Test Method D86 without reaching a decomposition ...
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ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy
ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy11. Precision and Bias11.1 Precision - The precision of this test method as obtained by statistical examination of interlaboratory test results is as follows:11.1.1 Repeatability - The difference between two test results, obtained ...
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ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy
ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy9. Procedure9.1 To a 50-mL volumetric flask containing 30 mL MIBK, add 5.0 mL of gasoline sample and mix.9.1.1 Add 0.10 mL (100 µL) of iodine/toluene solution and allow the mixture to react about 1 min.9.1.2 Add 5.0 mL of 1 ...
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ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy
ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy8. Calibration8.1 Preparation of Working Standards - Prepare three working standards and a blank using the 0.02, 0.05, and 0.10-g Pb/gal (5.3, 13.2, and 26.4 mg Pb/L) standard lead solutions described in 6.11.8.1.1 To each of ...
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ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy
ASTM D3237 Test Method for Lead In Gasoline By Atomic Absorption Spectroscopy5. Apparatus5.1 Atomic Absorption Spectrometer, capable of scale expansion and nebulizer adjustment, and equipped with a slot burner and premix chamber for use with an air-acetylene flame.5.2 Volumetric Flasks, 50-mL, 100-mL, ...
