Device and method for detecting phenothiazine-type drugs in urin

Details Device and method for detecting phenothiazine-type drugs in urin Device and method for detecting phenothiazine-type drugs in urin

1976-03-15

1978-12-05

Schofer, Joseph L.

Chemistry: physical processes

Physical processes

Crystallization

422 56, 422 69, G01N 3106

Patent

active

041283996

ABSTRACT:
A device and method is provided for the qualitative and semi-quantitative determination of the presence of phenothiazine-type drugs in urine. The article comprises an ion exchange resin which denotes cations in a reaction between a color forming reagent and the phenothiazine-type drug to produce a permanent color change. The intensity of the color change is proportional to the dose concentration.

REFERENCES:
patent: 2794786 (1957-06-01), Segal et al.
patent: 2992166 (1961-07-01), Jizz et al.
patent: 3012937 (1961-12-01), Schlichting
patent: 3468636 (1969-09-01), Macleod
patent: 3531254 (1970-09-01), Okuda
patent: 3915639 (1975-10-01), Friedberg

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