INDIKATOR-ROEHRCHEN ZUR HARNSTOFF- BESTIMMUNG

An indicator for urea determination has a capillary tube provided on the inside with an indicator-signal band in form of stripe-shaped signal zones treated with a dyestuff which changes color in the alkaline range; there are untreated spaces between the stripe-shaped signal zones. The lower end of t...

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Bibliographische Detailangaben
1. Verfasser:	KALLIES,KARL-HEINZ
Format:	Patent
Sprache:	ger
Schlagworte:	BEER BIOCHEMISTRY CHEMISTRY COMPOSITIONS OR TEST PAPERS THEREFOR CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL ORENZYMOLOGICAL PROCESSES ENZYMOLOGY INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEICACIDS OR MICROORGANISMS METALLURGY MICROBIOLOGY MUTATION OR GENETIC ENGINEERING PHYSICS PROCESSES OF PREPARING SUCH COMPOSITIONS SPIRITS TESTING VINEGAR WINE
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Beschreibung
Zusammenfassung:	An indicator for urea determination has a capillary tube provided on the inside with an indicator-signal band in form of stripe-shaped signal zones treated with a dyestuff which changes color in the alkaline range; there are untreated spaces between the stripe-shaped signal zones. The lower end of the capillary tube has a colored mark to indicate the level to which it is to be filled.