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OSIL’s range of high precision standards are available for the laboratory determination of dissolved oxygen in seawaters.

The standards comprise 0.01 Normal Potassium Iodate solutions, which are used to standardise the thiosulphate solution in the widely used Winkler titration method.

Iodate standards are supplied in packs of 10 x 100 ml in brown glass bottles for shipping worldwide.


Data Sheet

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