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ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method
ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method)9. Procedure9.1 Preparation of Sample:9.1.1 Weigh into a thoroughly clean, dry 100-mL platinum dish the appropriate size sample (7.3) with an accuracy of at least 1 part per 100 parts of sample (Note 2). Samples larger than ...
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ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method
ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method)8. Calibration8.1 Dilute the sodium solution (1000 mg Na/L) so as to obtain solutions containing 2, 4, 6, 8, 10, 12, 15, 18, and 20 mg/L (approximately equivalent to mg/kg). Store all dilute sodium solutions in polyethylene ...
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ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method
ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method)5. Apparatus5.1 Flame Photometer, capable of isolating the sodium doublet at 589 nm and stable enough to give repeatable measurements that do not vary more than 5 % of their mean in the 2 to 20 mg/kg range of sodium.5.2 ...
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ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method
ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method)3. Summary of Test Method3.1 A weighed sample is reduced to a carbonaceous ash under controlled conditions. The residual carbon is removed by heating in a muffle furnace at 550°C. The ash is dissolved, diluted to volume, ...
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ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method
ASTM D1318 Test Method for Sodium in Residual Fuel Oil (Flame Photometric Method)1. Scope1.1 This test method covers the determination of sodium in residual fuel oil by means of a flame photometer. Its precision in low ranges limits its application to samples containing more than 15 mg/kg sodium. Other ...
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ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)
ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)13. Report13.1 Report the results of the test to the nearest 0.01 % for sulfur at a level of 0.05 % and higher, and the specific test procedure used.14. Quality Control14.1 Confirm the performance of the apparatus or the procedure, ...
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ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)
ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)11. Titration of Absorbent Solution11.1 Add 3 to 4 drops of methyl purple indicator solution to the liquid in each absorber. Titrate the absorbent solution by introducing 0.05 N NaOH solution from a buret into the smaller bulb of the ...
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ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)
ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)10. Procedure for Blending and Combustion of Liquid Samples10.1 Add 6 mL of sulfur-free diluent to each flask. Stopper the flasks with numbered corks and weigh to the nearest 0.005 g. By means of a pipet, introduce into the flask of ...
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ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)
ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)9. Procedure for Direct Combustion of Liquid Samples9.1 By means of an appropriate pipet, introduce into the flask of each lamp an approximate quantity of sample as indicated in Table 1. Stopper the flasks with clean, numbered corks. ...
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ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)
ASTM D1266 Test Method for Sulfur in Petroleum Products (Lamp Method)8. Control of Combustion8.1 Most types of liquid samples burn with a luminous yellow flame, the size and shape of which is dependent on the gas flow to the burner, the volatility of the material, the tightness of the fit of the wick ...
