Test for glycol in water

Details Test for glycol in water Test for glycol in water

G - Physics

01

N

G01N 31/22 (2006.01) G01N 21/78 (2006.01)

Patent

CA 2143730

Disclosed is a method of determining the presence of glycol in an aqueous solution comprising providing a container containing a mixture of potassium dichromate, a catalyst comprised of mercuric sulfate and silver sulfate, the mixture provided in an acidic solution. To the container is added a controlled volume of aqueous solution containing glycol. The mixture is permitted a time sufficient to change color, the time not being in excess of 15 minutes. The color is compared to a set of color standards to determine the presence of glycol in said aqueous solution.

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