Electrolysis: processes – compositions used therein – and methods – Electrolytic analysis or testing – For nitrogen or nitrogen containing compound
Patent
1994-02-07
1996-03-12
Tung, T.
Electrolysis: processes, compositions used therein, and methods
Electrolytic analysis or testing
For nitrogen or nitrogen containing compound
204412, 204418, 204431, 205792, G01N 2726
Patent
active
054983231
ABSTRACT:
A procedure and an apparatus to determine the concentration of dissolved ammonia. A polypyrrole electrode (2), a reference electrode (1) and an auxiliary electrode (5) are placed in the liquid to be analyzed and the concentration of ammonia dissolved in the liquid is determined by a potential applied between the polypyrrole electrode (2) and the reference electrode (1) and of the current flowing between the polypyrrole electrode (2) and the auxiliary electrode (5). A polypyrrole layer (4) is formed on a platinum substrate (3).
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Lewenstam Andrzej
Matuszewski Wojciech
Trojanowicz Marek
Kone OY
Tung T.
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