Chemistry: molecular biology and microbiology – Measuring or testing process involving enzymes or... – Involving urea or urease
Patent
1979-04-30
1980-09-16
Marantz, Sidney
Chemistry: molecular biology and microbiology
Measuring or testing process involving enzymes or...
Involving urea or urease
23230B, 23924, 422 56, 435805, 435 15, 435 18, G01N 3114, G01N 3316, G01N 2106, G01N 3122
Patent
active
042230896
ABSTRACT:
Diagnostic device for the determination of ammonia having a handle, an ammonia indicator layer thereon and an alkaline buffer-containing reaction layer positioned above the indicator layer a distance of 10 to 200 microns by a spacer member. The reaction layer is readily separated from the indicator layer to reveal the latter at the end of the ammonia test.
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Lange Hans-Rudolf
Rittersdorf Walter
Rothe Anselm
Selle Adolf K.
Werner Wolfgang
Boehringer Mannheim GmbH
Marantz Sidney
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