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ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration a
ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration and Estimation of the ASTM Color of Diesel Fuel and Heating Oil Using a Portable Visible Spectrophotometer8. Sampling8.1 Samples shall be taken in accordance with Practice D4057 or D4177.8.2 Precautions must be taken to shield ...
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ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration a
ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration and Estimation of the ASTM Color of Diesel Fuel and Heating Oil Using a Portable Visible Spectrophotometer7. Apparatus7.1 Filter Spectrophotometer, is equipped with specimen chamber, visible wavelength source, four 10 nm +/- ...
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ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration a
ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration and Estimation of the ASTM Color of Diesel Fuel and Heating Oil Using a Portable Visible Spectrophotometer4. Summary of Test Method4.1 A sample is introduced into the liquid specimen cell. The cell is placed into the light ...
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ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration a
ASTM D6756 Standard Test Method for Determination of the Red Dye Concentration and Estimation of the ASTM Color of Diesel Fuel and Heating Oil Using a Portable Visible Spectrophotometer1. Scope1.1 This test method covers the determination of the red dye concentration of diesel fuel and heating oil and ...
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ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch14. Report14.1 Report the QI content to the nearest 0.1 %.15. Precision and Bias15.1 The following criteria shall be used for judging the acceptability of results (95 % probability):15.1.1 Repeatability - Duplicate values by ...
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ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch12. Procedure12.1 Make and record all weighings to the nearest 1 mg.12.2 Select a sample mass that will yield between 75 mg and 150 mg of matter insoluble in quinoline (QI), unless this would require less than the minimum acceptable ...
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ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch8. Bulk Sampling8.1 Samples from shipments shall be taken in accordance with Practice D4296 and shall be free of foreign substances. Thoroughly mix the sample immediately before removing a representative portion for the determination ...
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ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch5. Apparatus5.1 Filtering Crucibles, porcelain, with fine-porosity bottom, 25 mL to 40 mL capacity, high-form, maximum pore diameter, 7 µm.5.2 Filter Apparatus - Filter flask and tube with crucible adapter.5.3 Sieves - U. S. ...
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ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch3. Summary of Test Method3.1 The sample is digested in hot quinoline and filtered. The insoluble material is washed, dried, and weighed.4. Significance and Use4.1 This test method is useful in evaluating and characterizing tar ...
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ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D2318 Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch1. Scope1.1 This test method covers the determination of the quinoline-insoluble matter (QI) in tar and pitch.1.2 Since this test method is empirical, strict adherence to all details of the procedure is necessary.1.3 The values ...
