Boehringer Mannheim Gmbh

Hans-Georg Rey

Walter Rittersdorf

Hans Lange

Peter Rieckmann

Wolfgang Werner

Bernward Sojka

Hugo Tiedemann

Ernst-Werner Busch

Stable test strips for the detection of components in liquids, for example blood, ketone bodies and nitrates in urine, includes two indicator layers one of which is a water-soluble paper.

Stable test strips having a water-soluble paper layer and methods for

A diagnostic composition comprising a base material and a light colored coating material thereon, wherein the base material has a dark color on its coated side, and the coating material is a finely dispersed microporous plastic applied in a thickness sufficient for the complete masking of the color of the base material, is outstandingly effective in detecting fat or fat-like substances on surfaces by merely contacting the composition with the surface.

Method for the detection of fatty substances on surfaces

Glucose contained in urine is determined by contacting a sample with a diagnostic composition comprising an absorbent carrier impregnated with glucose oxidase, peroxidase, an indicator compound such as o-tolidine, and as a buffer, 2-(N-morpholino)-ethane-sulfonic acid.

Diagnostic composition for the determination of glucose

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Mannheim-Waldhof, Germany

Hans-Georg Rey