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Karl Fischer reagent

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Karl Fischer reagent [′kärl ′fish·ər rē′ā·jənt]
(analytical chemistry)
A solution of 8 moles pyridine to 2 moles sulfur dioxide, with the addition of about 15 moles methanol and then 1 mole iodine; used to determine trace quantities of water by titration.


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The water molecules are then dissolved in the methanol and titrated to an end point with a Karl Fischer reagent to measure the water content from a nearly unlimited range of 10-4% to 100% (results can also be provided in parts per million).
Specifically, for the titrator used to determine moisture of the firm's raw materials, testing is limited to the standardization of the Karl Fischer Reagent prior to analysis.
Specifically, for the titrator used to determine moisture of the firm's raw materials, testing is limited to the standardization of the Karl Fischer Reagent prior to analysis.
 
 
 
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