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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus1. Scope1.1 This test method covers the evaluation of the shear stability of polymer-containing fluids. The test method measures the percent viscosity loss at 100 °C of polymer-containing ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene9. Calculation9.1 Calculate the peroxide content as follows:peroxide, as O2, ppmw = [(A - B) x N x 16 000]/Wwhere:A = Na2S2O3 solution required for titration of the sample, mL,B = Na2S2O3 solution required for titration of the ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene8. Procedure8.1 Remove the oxygen from a 250-mL Erlenmeyer flask by adding several pellets (approximately 1 cm in size) of dry ice and allowing the CO2 to displace the air. This will take approximately 5 min.8.2 Record the weight ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene5. Apparatus5.1 Condensers, Liebig, with 24/40 standard-tapered ground-glass joint connections.5.2 Cylinders, graduated, 100-mL capacity.5.3 Flask, Erlenmeyer, 250-mL capacity, with 24/40 standard-tapered ground-glass connections ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene3. Summary of Test Method3.1 A known mass of the butadiene sample is placed in a flask and evaporated. The residue is then refluxed with acetic acid and sodium iodide reagents. The peroxides react to liberate iodine which is titrated ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene1. Scope1.1 This procedure covers the determination of peroxides in butadiene.1.2 This test method covers the concentrations range of 1 to 10 ppm by mass (ppmw) as available oxygen.1.3 This standard does not purport to address ...
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ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristic
ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristics of Automotive Engine Oils11. Test Results11.1 Prepare Specimens for Image Analysis:11.1.1 Remove the specimens from the test tubes, using forceps that are 180 mm long, with serrated tips).11.1.2 Place each specimen into ...
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ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristic
ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristics of Automotive Engine Oils10. Reference Oil Testing10.1 Procure a supply of reference oils directly from the TMC.10.1.1 These oils have been formulated or selected to represent specific chemistry types or performance levels, ...
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ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristic
ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristics of Automotive Engine Oils9. Procedure9.1 Turn the three-way valve to two-way open, activate the syringe pumps, and eject 1 mL of acid solution into a waste beaker at a speed of 0.1 mL/min.9.1.1 Make sure that the retaining ...
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ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristic
ASTM D6557 Standard Test Method for Evaluation of Rust Preventive Characteristics of Automotive Engine Oils8. Preparation of Apparatus8.1 Specimens:8.1.1 Remove the appropriate number of specimens from vacuum-sealed packages into a 118 mL bottle (clear, medium-round with cap). Add sufficient heptane ...
