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Tag: Potassium Permanganate

PTT (Improving Test Results by Washing with Potassium Permanganate)

PTT (Improving Test Results by Washing with Potassium Permanganate)

Causes of PTT Failures: A failure of a PTT occurs only when a contaminant reacts with Potassium Permanganate. Such reactions are caused by all inhibited products and organic matter. Potassium Permanganate does not react with hydrocarbons. Recommended Procedure: By spraying, or recirculation washing, the tank with Potassium Permanganate you will pass the PTT time (just by pre-empting the surveyors medium).  First, clean the tank has to a water-white standard before applying the Potassium Permanganate by spraying.  The different ways of…

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