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ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions
ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions9. Calculation and Report9.1 Calculate the tar acids content of the original dry sample as follows:9.2 Report tar acids as mL/100 g of dry sample.10. Keywords10.1 coal tar; creosote; solution; tar acids
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ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions
ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions7. Preparation of Sample7.1 Warm the sample, if necessary, to dissolve crystalline material before taking portion for analysis. Determine water content of the sample by Test Method D95.8. Procedure8.1 Distill 100 g of the sample, ...
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ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions
ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions5. Apparatus5.1 Creosote Distillation Equipment, as described in Test Method D246.5.2 Separatory Funnels - Two Squibb-type separatory funnels with stoppers, 250-mL capacity.5.3 Type II Separatory Funnel - The Type II glass separatory ...
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ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions
ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions3. Summary of Test Method3.1 Acoustic solution is separated and acidified with H2SO4 to liberate tar acids that are measured in a graduated funnel.4. Significance and Use4.1 This test method covers the determination of tar acid ...
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ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions
ASTM D453 Standard Test Method for Tar Acids in Creosote-Coal Tar Solutions1. Scope1.1 This test method covers the determination of tar acids in creosote and creosote-coal tar solution.1.1.1 Test Method D38 covers the sampling of wood preservatives prior to testing.1.2 This standard does not purport ...
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ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products
ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products9. Calculation and Report9.1 Asphaltic Residue - Calculate the percent residue to the nearest 0.1 as follows:R = [(200 - TD)/200] x 100where:R = residue content, in volume percent, andTD = total distillate recovered to 360°C ...
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ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products
ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products8. Procedure8.1 Correct the temperatures to be observed in the distillation if the elevation of the laboratory at which the distillation is made deviates 150 m or more from sea level. Corrected temperatures for the effect of ...
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ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products
ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products7. Preparation of Apparatus7.1 Calculate the weight of 200 mL of the sample from the specific gravity of the material at 15.6/15.6°C. Weigh this amount more or less 0.5 g into the 500-mL flask.7.2 Place the flask in the shield ...
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ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products
ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products5. Apparatus5.1 Distillation Flask, 500-mL side-arm, having the dimensions shown in Fig. 1.5.2 Condenser, standard glass-jacketed, of nominal jacket length from 200 to 300 mm and overall tube length of 450 more or less 10 mm ...
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ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products
ASTM D402 Method for Distillation of Cut-Back Asphaltic (Bituminous) Products3. Summary of Method3.1 Two hundred millilitres of the sample are distilled in a 500-mL flask, at a controlled rate, to a temperature in the liquid of 360°C (680°F), and the volumes of distillate obtained at specified temperatures ...
