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ASTM D5863 Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels
ASTM D5863 Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual FuelsASTM D5863 Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry1. Scope1.1 These test methods cover the determination of nickel, ...
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ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography
ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography13. Report13.1 Report the concentration in mass percent of the normal (Ni) and non-normal (NONi) hydrocarbons for each carbon number in the sample to the nearest 0.01 mass percent. Report also the amount of residual as % C45+.14. ...
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ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography
ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography11. Procedure11.1 Prepare a solution of the petroleum wax sample for analysis as follows:11.1.1 Obtain a petroleum wax sample specimen as directed in 8.1.11.1.2 Accurately weigh about 0.0100 g of the wax specimen into a glass ...
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ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography
ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography9. Preparation of Apparatus9.1 Column Conditioning - Capillary columns with bonded (or cross-linked) stationary phases do not normally need to be conditioned; however, it is good chromatographic practice to briefly condition ...
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ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography
ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography6. Apparatus6.1 Chromatograph - Any gas chromatographic instrument that can accommodate a WCOT column, equipped with a flame ionization detector (FID), and that can be operated at the conditions given in Table 1 may be employed. ...
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ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography
ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography4. Summary of Test Method4.1 Weighed quantities of the petroleum wax and an internal standard are completely dissolved in an appropriate solvent and introduced into a gas chromatographic column that separates the hydrocarbon ...
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ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography
ASTM D5442 Test Method for Analysis of Petroleum Waxes by Gas Chromatography1. Scope1.1 This test method covers the quantitative determination of the carbon number distribution of petroleum waxes in the range from n-C17 through n-C44 by gas chromatography using internal standardization. In addition, ...
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ASTM D3948 Determining Water Separation Characteristics of Aviation Turbine Fuel
ASTM D3948 Determining Water Separation Characteristics of Aviation Turbine FuelsASTM D3948 Standard Test Method for Determining Water Separation Characteristics of Aviation Turbine Fuels by Portable Separometer11. Report11.1 Report the results obtained in 10.17.1 as the MSEP-A rating for Mode A operation ...
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ASTM D3948 Determining Water Separation Characteristics of Aviation Turbine Fuel
ASTM D3948 Determining Water Separation Characteristics of Aviation Turbine FuelsASTM D3948 Standard Test Method for Determining Water Separation Characteristics of Aviation Turbine Fuels by Portable Separometer10. Procedure10.1 Select either Mode A or B operation. (Refer to Table 1 for applicable Mode ...
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ASTM D3948 Determining Water Separation Characteristics of Aviation Turbine Fuel
ASTM D3948 Determining Water Separation Characteristics of Aviation Turbine FuelsASTM D3948 Standard Test Method for Determining Water Separation Characteristics of Aviation Turbine Fuels by Portable Separometer8. Preparation of Apparatus8.1 Locate the instrument on a clean workbench in an area where ...
