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ASTM D7318 Standard Test Method for Existent Inorganic Sulfate in Ethanol by Pot
ASTM D7318 Standard Test Method for Existent Inorganic Sulfate in Ethanol by Potentiometric Titration4. Summary of Test Method4.1 An ethanol sample containing inorganic sulfate is titrated in ethanolic medium with a standard lead nitrate solution. Lead sulfate precipitate is formed during the titration. ...
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ASTM D7318 Standard Test Method for Existent Inorganic Sulfate in Ethanol by Pot
ASTM D7318 Standard Test Method for Existent Inorganic Sulfate in Ethanol by Potentiometric Titration1. Scope1.1 This test method covers a potentiometric titration procedure for determining the existent inorganic sulfate content of hydrous, anhydrous ethanol, and anhydrous denatured ethanol, which is ...
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ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asph
ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)14. Report14.1 Report the following information:14.1.1 A reference to this test method.14.1.2 The sample identification.14.1.3 ...
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ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asph
ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)12. Procedure12.1 Test Procedure:12.1.1 Place the titration cells containing the specimen solutions (9.3.4 and 9.3.6) ...
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ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asph
ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)9. Sampling and Test Specimens9.1 Sampling:9.1.1 Obtain representative samples in accordance with recognized sampling ...
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ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asph
ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)7. Apparatus7.1 General - (See Fig. 1) This test method uses an integrated automated analytical measurement system ...
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ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asph
ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)4. Summary of Test Method4.1 This test method uses an integrated automated analytical measurement system with an optical ...
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ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asph
ASTM D7157 Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)1. Scope1.1 This test method covers a procedure for quantifying the intrinsic stability of the asphaltenes in an oil ...
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ASTM D5304 Standard Test Method for Assessing Middle Distillate Fuel Storage Sta
ASTM D5304 Standard Test Method for Assessing Middle Distillate Fuel Storage Stability by Oxygen Overpressure12. Report12.1 Report the total insolubles to the nearest 0.1 mg/100 mL for each sample replicate.13. Precision and Bias13.1 Precision - The precision of this test method, as determined by the ...
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ASTM D5304 Standard Test Method for Assessing Middle Distillate Fuel Storage Sta
ASTM D5304 Standard Test Method for Assessing Middle Distillate Fuel Storage Stability by Oxygen Overpressure10. Procedure10.1 Place two unweighed nylon membrane filters in a filter funnel. Prefilter, under vacuum (see 6.5), 220 mL of fuel to be tested. Transfer 100 mL of the filtered fuel to each of ...
