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Can we measure O2 with a Micro-fuel Cell in the presence of high levels of methyl mercaptans?

April 26, 2017CELL high levels measure mercaptans Methyl micro-fuel O2 presence

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Can we measure O2 with a Micro-fuel Cell in the presence of high levels of methyl mercaptans?

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No, this will damage the sensor. Methyl mercaptan (CH3SH), like H2S, will poison the Micro-fuel Cell cathode. CH3SH is soluble in KOH and forms a lead salt that will deposit on the cathode or membrane. Therefore, we cannot measure O2 in CH3SH by any Micro-fuel Cell.