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  • ASTM D5441 Standard Test Method for Analysis of Methyl Tert-Butyl Ether (MTBE) b ASTM D5441 Standard Test Method for Analysis of Methyl Tert-Butyl Ether (MTBE) by Gas Chromatography4. Summary of Test Method4.1 A representative aliquot of the MTBE product sample is introduced into a gas chromatograph equipped with a methyl silicone bonded phase fused silica open tubular column. Helium ...
  • ASTM D5441 Standard Test Method for Analysis of Methyl Tert-Butyl Ether (MTBE) b ASTM D5441 Standard Test Method for Analysis of Methyl Tert-Butyl Ether (MTBE) by Gas Chromatography1. Scope1.1 This test method covers the determination of the purity of methyl tert-butyl ether (MTBE) by gas chromatography. It also provides a procedure to measure impurities in MTBE such as C4 to C12 ...
  • ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke10. Precision and Bias10.1 Precision - The precision of total moisture as determined in 9.1.3 by the statistical examination of the interlaboratory test results is as follows:10.1.1 Repeatability - The difference between successive ...
  • ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke8. Procedure8.1 Preparation Procedure - When the sample contains free moisture, a conditioning step is needed before determining gross moisture. If the sample does not contain free water, go to 8.2.8.1.1 Distribute the required ...
  • ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke6. Apparatus6.1 Ovens:6.1.1 Air Drying Oven - A device for passing slightly heated air over the sample. The oven shall be capable of maintaining a temperature of 10 to 15°C (18 to 27°F) above ambient with a maximum oven temperature ...
  • ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke4. Summary of Test Method4.1 This test method is based on the loss in mass of a green petroleum coke sample in an air atmosphere under controlled conditions of temperature, time, and air flow.4.1.1 Preparation Procedure shall be ...
  • ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke ASTM D4931 Standard Test Method for Gross Moisture in Green Petroleum Coke1. Scope1.1 This test method covers both the preparation procedure for samples containing free water (air drying loss (ADL) on gross moisture samples) and the determination of the gross moisture content of green petroleum coke.1.2 ...
  • ASTM D7038 Standard Test Method for Evaluation of Moisture Corrosion Resistance ASTM D7038 Standard Test Method for Evaluation of Moisture Corrosion Resistance of Automotive Gear Lubricants13. Final Test Report13.1 For reference oil tests, use the standardized report set available from the ASTM TMC.NOTE 3 - Report the non-reference oil test results on these same forms if the results ...
  • ASTM D7038 Standard Test Method for Evaluation of Moisture Corrosion Resistance ASTM D7038 Standard Test Method for Evaluation of Moisture Corrosion Resistance of Automotive Gear Lubricants11. Test Procedure11.1 Pre-Test, Start, and Motoring Phase:11.1.1 Installation of Test Unit - Install the assembled test unit on the motoring rig. Connect the driveshaft and temperature probe. ...
  • ASTM D7038 Standard Test Method for Evaluation of Moisture Corrosion Resistance ASTM D7038 Standard Test Method for Evaluation of Moisture Corrosion Resistance of Automotive Gear Lubricants9. Preparation of American Axle K2XX Hardware9.1 When Dana Model 30 hardware is used instead, follow the preparation instructions in Annex A10.9.1.1 Cleaning of Reused Fittings, Seals, and so ...