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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. ...
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What are compositions of lubricating grease?
What are compositions of lubricating grease?The most common composition of a lubricating grease is a Lithium-12-hydroxy sterate thickened mineral oil with anti-oxidant(s), anti-corrosion and extreme pressure (EP) improving agent(s) added. Several other metal cations are used; Calcium, Aluminium, Sodium ...
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What is a Lubricating Grease?
What is a lubricating grease?The American Society for Testing and Materials (ASTM) defined lubricating grease as: "A solid or semi-fluid lubricant consisting of a thickening agent in a liquid lubricant. Other ingredients imparting special properties may be included".This definition describes the major ...
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The history and future of lubricating grease
The history and future of lubricating greaseLubrication has been necessary since the very dawn of human beings becoming intelligent enough to use tools with moving parts. When humans started moving things around, should it be stone blocks to build a pyramid or using a wheel-cart for transportation, a ...
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ASTM D1744 method for determination of water in liquid petroleum products
ASTM D1744 method for determination of water in liquid petroleum productsASTM D1744 standard test method for determination of water in liquid petroleum products by Karl Fischer reagent11. Calculation or Interpretation of Results11.1 Calculate the water content of the sample as follows:Water, mg/kg = ...
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ASTM D1744 method for determination of water in liquid petroleum products
ASTM D1744 method for determination of water in liquid petroleum productsASTM D1744 standard test method for determination of water in liquid petroleum products by Karl Fischer reagent10. Procedure10.1 Add 50 mL of solvent to the titration flask and titrate with standardized Karl Fischer reagent to the ...
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ASTM D1744 method for determination of water in liquid petroleum products
ASTM D1744 method for determination of water in liquid petroleum productsASTM D1744 standard test method for determination of water in liquid petroleum products by Karl Fischer reagent9. Standardization of Karl Fischer Reagent9.1 The dilute Karl Fischer reagent should be standardized at least daily in ...
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ASTM D1744 method for determination of water in liquid petroleum products
ASTM D1744 method for determination of water in liquid petroleum productsASTM D1744 standard test method for determination of water in liquid petroleum products by Karl Fischer reagent6. Apparatus6.1 Assemble the apparatus as described in the Annex A1. (See Note 1.)NOTE 1 - Any apparatus that will give ...
