Test apparatus for measuring concentration of test substance in

Details Test apparatus for measuring concentration of test substance in Test apparatus for measuring concentration of test substance in

1992-10-29

1994-06-14

Tung, T.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

20415317, 204279, G01N 27404

Patent

active

053207343

ABSTRACT:
A test apparatus for measuring concentration of test solution, in which a thin sheet having a plurality of through holes and diffusion-limiting membranes to cover corresponding through hole, is movably installed, and one or two openings for deposition and a concentration measuring section are disposed in a thin sheet moving direction.

REFERENCES:
patent: 3926765 (1975-12-01), Haddad
patent: 3997420 (1976-12-01), Buzza
patent: 4336091 (1982-06-01), Gottermeier
patent: 4757022 (1988-07-01), Shults et al.
patent: 4757022 (1988-07-01), Shults et al.
patent: 4912986 (1990-04-01), Marsoner et al.
patent: 4929330 (1990-05-01), Osaka et al.
patent: 4933066 (1990-06-01), Osaka et al.

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