A convenient method for determining the concentration of hydrogen in water: use of methylene blue with colloidal platinum.

Med Gas Res

MiZ Company, 16-5, Zengyo 1-chome, Fujisawa-shi, Kanagawa-ken 251-0871, JP.

Published: January 2012

A simple titration (oxidimetry) method using a methylene blue-platinum colloid reagent is effective in determining the concentration of hydrogen gas in an aqueous solution. The method performs as effectively as the more complex and expensive electrochemical method.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3309943PMC
http://dx.doi.org/10.1186/2045-9912-2-1DOI Listing

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