Webb1 dec. 2012 · Find the most up-to-date version of ASTM D4928-12 at GlobalSpec. UNLIMITED FREE ACCESS TO THE WORLD'S BEST IDEAS. SIGN UP TO SEE MORE. ... Standard Test Method for Water in Crude Oils by Coulometric Karl Fischer Titration 1.1 This test method covers the determination of water in the range from 0.02 to 5 mass or … Webb7.4 Karl Fischer Reagent—Standard commercially avail-able reagents for coulometric Karl Fischer titrations. 7.4.1 Anode Solution, shall be 6 parts of commercial Karl Fischer anode solution with 4 parts of reagent grade xylene. Fresh Karl Fischer anode solution shall be used. Anode solution shall not be used past its expiration date. Anode

ASTM D6304: Water Content, Karl Fischer (Coulometric) of Oils …

WebbStandard Test Method for Total Water in Liquid Butane by Liquefied Gas Sampler and Coulometric Karl Fischer Titration This test method describes the use of a specialized liquefied gas sampler coupled to a coulometric Karl Fischer (KF) titrator for the determination of water in liquid butane with water concentrations from 1 mg/kg to 100 … Webb1.1 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. This test method is designed for use with automatic titration systems capable of determining the KF titration end point … pr times sheepmedical

Analyzing Water in Oil - Machinery Lubrication

WebbThe water content of transformer oil is determined using Karl Fischer titration. ASTM D6304-20 method was used for extracting the water from the sample. The method uses an automated InMotion KF Oven, which does not allow the sample to … WebbKarl Fischer titration is a classic titration method in chemical analysis that uses coulometric or volumetric titration to determine trace amounts of water in a sample. It was invented in 1935 by the German chemist Karl … Webb— Method A is an extraction method using anhydrous methanol followed by a Karl Fischer titration of the extracted water. It can be used for all plastics and is applicable to granules smaller than 4 mm × 4 mm × 3 mm. The method can also be used for, e.g. prepolymer materials in the form of a powder that are insoluble in methanol. prtimes realnetworks