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ASTM D1123 standard test methods for water in engine coolant concentrate
ASTM D1123 standard test methods for water in engine coolant concentrateASTM D1123 standard test methods for water in engine coolant concentrate by the Karl Fischer reagent method1. Scope1.1 These test methods cover the determination of the water present in new or unused glycol-based coolant concentrates ...
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ASTM D2709 for water and sediment in middle distillate fuels by centrifuge
ASTM D2709 for water and sediment in middle distillate fuels by centrifuge9. Report9.1 Report the volume of the combined water and sediment read from the tube as the percentage of the total sample, since a 100-mL sample was used. Report results lower than 0.005 % as either 0 or 0.005 volume %.10. Precision ...
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ASTM D2709 for water and sediment in middle distillate fuels by centrifuge
ASTM D2709 for water and sediment in middle distillate fuels by centrifuge8. Procedure8.1 Temperature Control - After the sample container and its contents have equilibrated to laboratory temperature, between 70 to 90°F (21 to 32°C), agitate the full sample by hand or preferably by a mechanical shaker ...
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ASTM D2709 for water and sediment in middle distillate fuels by centrifuge
ASTM D2709 for water and sediment in middle distillate fuels by centrifuge6. Apparatus6.1 Centrifuge, capable of whirling two or more filled centrifuge tubes at a speed which can be controlled to give a relative centrifugal force (rcf) of 800 +/- 60 at the tip of the tubes. The revolving head, trunnion ...
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ASTM D2709 for water and sediment in middle distillate fuels by centrifuge
ASTM D2709 for water and sediment in middle distillate fuels by centrifuge4. Summary of Test Method4.1 A 100-mL sample of the undiluted fuel is centrifuged at a relative centrifugal force of 800 for 10 min. at 21 to 32°C (70 to 90°F) in a centrifuge tube readable to 0.005 mL and measurable to 0.01 ...
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ASTM D2709 for water and sediment in middle distillate fuels by centrifuge
ASTM D2709 for water and sediment in middle distillate fuels by centrifuge1. Scope1.1 This test method covers the determination of the volume of free water and sediment in middle distillate fuels having viscosities at 40°C (104°F) in the range of 1.0 to 4.1 mm2/s (1.0 to 4.1 cSt) and densities in the ...
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ASTM D243 standard test method for residue of specified penetration
ASTM D243 standard test method for residue of specified penetration8. Report8.1 Report the results as follows:8.1.1 Percentageofresidueof——penetration (determined——) stating, first, the specified penetration, and second, the penetration actually determined for the sample tested or calculated ...
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ASTM D243 standard test method for residue of specified penetration
ASTM D243 standard test method for residue of specified penetration7. Procedure7.1 Weigh a 100.00 +/- 0.1-g sample of the material to be tested into a tared container; then place the container in the air bath in position to be heated. Support the thermometer in the sample equidistant from the sides of ...
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ASTM D243 standard test method for residue of specified penetration
ASTM D243 standard test method for residue of specified penetration5. Apparatus5.1 The apparatus shall consist of a container, heating bath, hot plate, and thermometer, with necessary accessory apparatus as follows:5.1.1 Container - The container in which the sample is to be tested shall be a flat-bottom, ...
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ASTM D243 standard test method for residue of specified penetration
ASTM D243 standard test method for residue of specified penetration3. Summary of Test Method3.1 The material to be tested is rapidly heated to 249°C (480°F) and maintained at 249° to 260°C (480° to 500°F) during evaporation of the volatiles. Penetration of the residue is determined and if not within ...
