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ASTM D2534 Standard Test Method for Coefficient of Kinetic Friction for Wax Coat
ASTM D2534 Standard Test Method for Coefficient of Kinetic Friction for Wax Coatings4. Summary of Test Method4.1 A coated surface under load is pulled at a uniform rate over a second coated surface. The force required to move the load is measured, and the coefficient of kinetic friction is calculated.5. ...
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ASTM D2534 Standard Test Method for Coefficient of Kinetic Friction for Wax Coat
ASTM D2534 Standard Test Method for Coefficient of Kinetic Friction for Wax Coatings1. Scope1.1 This test method covers the determination of the coefficient of kinetic friction for a petroleum wax coating or wax-based hot melt coating when sliding over itself.1.2 This standard does not purport to address ...
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ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbon
ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbons9. Calculation9.1 Calculate as follows when the sample has no free acid or free base:mg/Kg carbonyls (as acetaldehyde) = A x Nb x 44050/V x Dwhere:A = alcoholic KOH titration, mL,Nb = normality of KOH solution,V = sample ...
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ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbon
ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbons8. Procedure8.1 Prepare a sample flask by pouring 50 mL of alcoholic hydroxylamine hydrochloride into a 250 mL Erlenmeyer flask.8.2 Prepare a flask for use as a sample blank by pouring 50 mL of methanol into a 250 mL Erlenmeyer ...
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ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbon
ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbons7. Preparation of Apparatus7.1 Dry Ice-Stoddard Solvent Bath - Add a sufficient quantity of Stoddard solvent into the Dewar flask to ensure that the cooling coil will be submerged in the liquid plus dry ice (solid CO2). ...
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ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbon
ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbons5. Apparatus5.1 Bunsen Valves - A device constructed so that when used with an Erlenmeyer flask, the sample vapors can exit the flask while protecting the flask's liquid contents. See Fig. 1 for details.5.2 Cooling Coil ...
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ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbon
ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbons3. Summary of Test Method3.1 A measured amount of sample is added to an alcoholic hydroxylamine hydrochloride solution that has been adjusted to a given coloration using either alcoholic acid or base. The carbonyls will ...
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ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbon
ASTM D4423 Standard Test Method for Determination of Carbonyls in C4 Hydrocarbons1. Scope1.1 This test method covers the determination of carbonyls (ketones and aldehydes) in C4 hydrocarbons. This test method was tested on polymerization-grade 1,3-butadiene.1.2 The applicable range for this test method ...
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ASTM D612 Standard Test Method for Carbonizable Substances in Paraffin Wax
ASTM D612 Standard Test Method for Carbonizable Substances in Paraffin Wax8. Interpretation of Results8.1 Paraffin wax shall be reported as passing the test when the acid layer is not darker than the reference standard colorimetric solution or, if completely emulsified, when the emulsion is not darker ...
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ASTM D612 Standard Test Method for Carbonizable Substances in Paraffin Wax
ASTM D612 Standard Test Method for Carbonizable Substances in Paraffin Wax7. Procedure7.1 Clean a test tube with cleaning solution of sulfuric acid and Nochromix (Warning - Nochromix is corrosive. See A1.1), rinse with tap water followed by distilled water, and dry in an oven at 105°C for 1 h.7.2 Melt ...
