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ASTM D3337 method for determining life and torque of lubricating greases
ASTM D3337 method for determining life and torque of lubricating greasesASTM D3337 standard test method for determining life and torque of lubricating greases in small ball bearings5. Apparatus5.1 The apparatus required for this test method is described in detail in Annex A1. A new R-4 bearing is used ...
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ASTM D3337 method for determining life and torque of lubricating greases
ASTM D3337 method for determining life and torque of lubricating greasesASTM D3337 standard test method for determining life and torque of lubricating greases in small ball bearings3. Summary of Test Method3.1 A single row ball bearing with the test lubricating grease is rotated at a high speed under ...
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ASTM D3337 method for determining life and torque of lubricating greases
ASTM D3337 method for determining life and torque of lubricating greasesASTM D3337 standard test method for determining life and torque of lubricating greases in small ball bearings1. Scope1.1 This test method describes a procedure for the determination of grease life and torque in small bearings. Although ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration13. Report13.1 Report the percentage of water to the nearest 0.001 %.14. Precision and Bias14.1 Sensitivity, precision, and bias depend on several factors, for example, concentration of the KF reagent, titration technique, apparatus, ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration12. Procedure for Insoluble Solids12.1 In case the sample is insoluble in the solvent or solvent mixture used, one of two modifications may be applied. The entire sample-solvent slurry may be titrated, or after stirring and standing, ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration10. Procedure for Soluble Materials, Either Liquid or Solid10.1 Pipet 25 to 50 mL of the selected solvent into the titration cell. Titrate the water in the solvent with KF reagent according to the instrument manufacturer's instructions. ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration8. Drying of Solvents8.1 If it is necessary to prepare dry solvents in the laboratory, the following three methods can be used:8.1.1 Azeotropic Distillation Using Benzene, to reduce the moisture to 0.05 %. Add 1 volume of benzene ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration6. Apparatus6.1 Karl Fischer Volumetric Titrator, consisting of a titration cell, dual platinum electrode, magnetic stirrer, dispensing buret and control unit. Many manufacturers of general purpose laboratory titrators offer optional ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration3. Summary of Test Method3.1 The sample, containing a maximum of 100 mg of water, is dissolved or dispersed in a suitable liquid and titrated with KF reagent, which consists of iodine, sulfur dioxide, organic base, and a solvent (typically ...
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ASTM E203 test method for water using volumetric Karl Fischer titration
ASTM E203 test method for water using volumetric Karl Fischer titration1. Scope1.1 This test method is intended as a general guide for the application of the volumetric Karl Fischer (KF) titration for determining free water and water of hydration in most solid or liquid organic and inorganic compounds. ...
