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ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Thei
ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Their Derivatives by Oxidative Combustion and Electrochemical Detection9. Hazards9.1 Consult current OSHA regulations, suppliers' Materials Safety Data Sheets, and local regulations for all materials used in this test method.9.2 ...
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ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Thei
ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Their Derivatives by Oxidative Combustion and Electrochemical Detection7. Apparatus7.1 Pyrolsis Furnace - a furnace capable of maintaining a temperature sufficient to volatilize and combust all of the sample and oxidize the sulfur ...
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ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Thei
ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Their Derivatives by Oxidative Combustion and Electrochemical Detection4. Summary of Test Method4.1 The sample of liquid aromatic hydrocarbon is injected, at a controlled rate, into a stream ofinert gas (helium or argon) or inert ...
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ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Thei
ASTM D6428 Test Method for Total Sulfur in Liquid Aromatic Hydrocarbons and Their Derivatives by Oxidative Combustion and Electrochemical Detection1. Scope1.1 This test method covers the determination of the total sulfur naturally found in liquid aromatic hydrocarbons, their derivatives and related chemicals.1.2 ...
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ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by M
ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by Multidimensional Gas Chromatography13. Calculations and Reporting13.1 Calculation of Methanol Concentration in Sample - After identifying the methanol and 1-propanol, measure the areas of the methanol and of the 1-propanol ...
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ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by M
ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by Multidimensional Gas Chromatography12. Procedure12.1 Preparation of Sample - Sample the crude oil as described in Section 8. Weigh out 5.0 g of sample. Add 5.0 mL of a toluene solution containing 1000 micrograms/gram of the ...
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ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by M
ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by Multidimensional Gas Chromatography8. Sampling8.1 Ensure that the sample is representative of the crude oil from which it is taken. The use of multiple samples which are mixed or composite sampling is recommended when sampling ...
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ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by M
ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by Multidimensional Gas Chromatography6. Apparatus6.1 Chromatograph - A multidimensional two-WCOT column gas chromatographic system, capable of adequately resolving methanol and the 1-propanol internal standard and of eliminating ...
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ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by M
ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by Multidimensional Gas Chromatography4. Summary of Test Method4.1 An internal standard, 1-propanol, is added to the sample, which is then introduced into a gas chromatograph equipped with two columns and a flow switching system ...
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ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by M
ASTM D7059 Standard Test Method for Determination of Methanol in Crude Oils by Multidimensional Gas Chromatography1. Scope1.1 This test method covers the determination of methanol in crude oils by direct injection multidimensional gas chromatography in the concentration range of 15 ppm (m/m) to 900 ppm ...
