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ASTM D2784 Test Method for Sulfur in Liquefied Petroleum Gases (Oxy-Hydrogen Bur
ASTM D2784 Test Method for Sulfur in Liquefied Petroleum Gases (Oxy-Hydrogen Burner or Lamp)3. Summary of Test Method3.1 The sample is burned in an oxy-hydrogen burner, or in a lamp in a closed system in a carbon dioxide-oxygen atmosphere. The latter is not recommended for trace quantities of sulfur ...
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ASTM D2784 Test Method for Sulfur in Liquefied Petroleum Gases (Oxy-Hydrogen Bur
ASTM D2784 Test Method for Sulfur in Liquefied Petroleum Gases (Oxy-Hydrogen Burner or Lamp)1. Scope1.1 This test method covers the determination of total sulfur in liquefied petroleum gases containing more than 1 µg/g. Specimens should not contain more than 100 µg/g of halogens.1.2 To attain the quantitative ...
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ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates
ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates by Liquid Chromatography17. Calculations17.1 Calculate the results as follows, using the symbols defined in 3.1.17.1.1 Mineral Oil - Calculate the mass percentage of mineral oil as follows:Mineral oil, mass % = (D - F)100/(B/100)Afor ...
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ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates
ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates by Liquid Chromatography8. Conversion of Calcium, Barium, Magnesium, or Ammonium Sulfonate to Sodium Sulfonate8.1 Conversion ofCalcium, Barium, Magnesium or Ammonium Sulfonate to Sulfonic Acid:8.1.1 Transfer approximately ...
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ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates
ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates by Liquid Chromatography6. Apparatus6.1 Chromatographic column, made of glass and consisting of a reservoir and separator section, and fitted with a TFE-fluorocarbon stopcock with a 2-mm bore, as shown in Fig. 1. A column ...
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ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates
ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates by Liquid Chromatography4. Summary of Test Method4.1 The sample, except a sodium sulfonate product, is dissolved in ethyl ether and converted to sulfonic acid, using dilute hydrochloric acid. The sulfonic acid after extraction ...
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ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates
ASTM D3712 Standard Test Method of Analysis of Oil-Soluble Petroleum Sulfonates by Liquid Chromatography1. Scope1.1 This test method covers the analysis of refined and crude natural and synthetic oil-soluble sulfonate products. Resins, if present, are recovered with the oil phase and carboxylates are ...
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ASTM D7328 Standard Test Method for Determination of Existent and Potential Inor
ASTM D7328 Standard Test Method for Determination of Existent and Potential Inorganic Sulfate and Total Inorganic Chloride in Fuel Ethanol by Ion Chromatography Using Aqueous Sample Injection13. Report13.1 Existent Inorganic Sulfate and Total Chloride - Report the total chloride and existent inorganic ...
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ASTM D7328 Standard Test Method for Determination of Existent and Potential Inor
ASTM D7328 Standard Test Method for Determination of Existent and Potential Inorganic Sulfate and Total Inorganic Chloride in Fuel Ethanol by Ion Chromatography Using Aqueous Sample Injection11. Procedure11.1 Obtain samples in accordance with Practice D4057 or Practice D4177. Samples should be well-mixed ...
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ASTM D7328 Standard Test Method for Determination of Existent and Potential Inor
ASTM D7328 Standard Test Method for Determination of Existent and Potential Inorganic Sulfate and Total Inorganic Chloride in Fuel Ethanol by Ion Chromatography Using Aqueous Sample Injection9. Preparation of Standard Solutions9.1 Stock Solutions:9.1.1 Sulfate Stock Solution, approximately 2000 mg/L ...
