| Patents for G01N 31 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods (18,554) |
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| 12/29/1992 | CA2071747A1 Method and article for distinguishing cosmetic sticks containing water |
| 12/29/1992 | CA1311941C Dosimeter |
| 12/28/1992 | WO1993000669A1 Patterned indicators |
| 12/23/1992 | WO1992022806A1 Test for per acids |
| 12/23/1992 | EP0519198A2 Immobilization of PH-sensitive dyes to solid supports |
| 12/23/1992 | CN2125828U Quantitative riffle sampler for liquid |
| 12/22/1992 | US5173261 Allows visible inspection of sample during analysis |
| 12/15/1992 | US5171694 Using combination of weak base/strong acid membrane-strong base/weak acid to neutralize CO2 to its carboante |
| 12/15/1992 | US5171669 Cobalt(III) reagents in combination with water soluble polymers |
| 12/15/1992 | US5171536 Colorimetric testing and measuring device for gases |
| 12/10/1992 | WO1992021969A1 Improved colorimetric karl fischer water determination |
| 12/10/1992 | WO1992021952A1 Instrument for sampling minute quantity of specimen |
| 12/10/1992 | WO1992021777A1 Determination of penicilloic acids |
| 12/10/1992 | DE4143341A1 New amino-calcein cpds. for reversible optical sensor for metal ion concn. |
| 12/10/1992 | DE4118681A1 Membrane for anion sensor, esp. for determn. of nitrate concns. - has polymer matrix contg. phenanthroline-metal complex as anion ionophore and sulphonated tri:phenyl-methane dye as proton ionophore |
| 12/09/1992 | EP0517366A1 Method and apparatus for sensing oxides of Nitrogen |
| 12/09/1992 | EP0517364A2 Apparatus for sensing hydrocarbons and carbon monoxide |
| 12/09/1992 | EP0517055A1 Merocyanine protein error indicators |
| 12/09/1992 | EP0517054A1 Nitro or nitroso substituted polyhalogenated phenolsulfonephthaleins as protein indicators in biological samples |
| 12/09/1992 | EP0517050A2 Test-strip containing merocyanine and nitro or nitroso substituted polyhalogenated phenol-sulfonephthaleins as protein indicators |
| 12/08/1992 | US5169787 Test carrier for determining an analyte in a blood sample, process for making the carrier and use thereof |
| 12/08/1992 | CA2068131A1 Apparatus for sensing oxides of nitrogen |
| 12/08/1992 | CA1311178C Use of substituted ortho-quinones as electron transfer agents in analytical determinations |
| 12/07/1992 | CA2070040A1 Merocyanine and nitro or nitroso substituted polyhalogenated phenol-sulfonephthaleins as protein indicators in biological samples |
| 12/07/1992 | CA2070039A1 Nitro or nitroso substituted polyhalogenated phenolsulfonephthaleins as protein indicators in biological samples |
| 12/07/1992 | CA2068002A1 Merocyanine protein error indicators |
| 12/02/1992 | EP0516610A1 Equipment for the determination of the flux of matter |
| 12/02/1992 | EP0516227A2 Dry analytical element for lithium assay |
| 12/02/1992 | EP0516226A1 Novel 14-crown-4-ether derivatives |
| 12/02/1992 | EP0515625A1 INDICATOR SUBSTANCE OF AN OPTICAL FLUORESCENCE MEASURING ARRANGEMENT FOR MEASURING THE pH OF A SAMPLE AND OPTICAL SENSOR WITH SUCH AN INDICATOR SUBSTANCE. |
| 12/02/1992 | EP0515623A1 Method and device for the continuous, reversible measurement of the concentration of a chemical species |
| 12/02/1992 | EP0515398A1 Specimen test unit |
| 12/01/1992 | CA1310905C Process and device for separating and testing whole blood |
| 11/26/1992 | DE4116780A1 Zone for warning of false results in oxidn. detection - contg. bis(hydroxyphenyl)azine and opt. also reducing agent |
| 11/25/1992 | EP0514485A1 Glucose measurement control reagent |
| 11/25/1992 | EP0514410A1 Fluid detection device |
| 11/24/1992 | US5166079 Analytical assay method |
| 11/24/1992 | US5166075 Method for determining whether respiratory gas is present in a gaseous sample |
| 11/24/1992 | US5166074 Method of detecting the initial concentration of a water-treatment chemical in a diluted aqueous system |
| 11/19/1992 | EP0513594A2 Ascorbate interference-resistant composition, device and method of assaying for a predetermined analyte |
| 11/19/1992 | EP0513564A2 Reagent and method to measure the ionic strength or specific gravity of aqueous fluids |
| 11/18/1992 | CA2068482A1 Reagent for determining the ionic strength and/or the specific weight of aqueous liquids, and method which is described and claimed in the specification submitted herewith |
| 11/17/1992 | US5164160 Reprocessing nuclear waste, nitric acid solution |
| 11/14/1992 | CA2067866A1 Ascorbate interference-resistant composition and method of assaying for a predetermined analyte |
| 11/12/1992 | WO1992019964A1 Total sulfur analyzer |
| 11/12/1992 | WO1992019957A2 Method for optically measuring chemical analytes |
| 11/10/1992 | US5162525 Fluorogenic and chromogenic three-dimensional ionophores as selective reagents for detecting ions in biological fluids |
| 11/10/1992 | US5162238 Immunological analysis |
| 11/10/1992 | US5162200 Method for determination of a peroxidate-acting substance with a diarylimidazole compound |
| 11/10/1992 | CA1309933C Process and test kit for the detection of explosives |
| 11/10/1992 | CA1309930C Reagent and procedure for determining cations |
| 11/05/1992 | DE4214012A1 Colorimetric indicator for aliphatic hydrocarbon vapour - contg. chromium, chromate or di:chromate, phosphoric acid and perchloric acid on carrier |
| 11/03/1992 | US5160979 Test piece coloration comparative decision unit |
| 11/03/1992 | US5160436 Asymmetric sandwich membrane system having reduced ascorbate interference |
| 11/03/1992 | US5160413 Micro-distillation process for cyanide |
| 10/29/1992 | WO1992018863A1 Composition for measuring ionic strength or specific gravity of liquid specimen and test piece prepared from said composition |
| 10/28/1992 | EP0511120A1 Testing device |
| 10/28/1992 | EP0510951A2 Method for gathering and analysing hydrocarbon contained in sea water in small quantities |
| 10/28/1992 | EP0509998A1 Carbon dioxide monitor. |
| 10/28/1992 | EP0243485B1 Hybridoma tumor cell lines and their monoclonal antibodies to thaumatin |
| 10/28/1992 | CN2120339U Automatic precise constant volume burette |
| 10/27/1992 | US5158894 Mixing ferric chloride to oxidize sulfites to sulfates, add acid to convert carboante to carbon dioxide |
| 10/26/1992 | WO1992019673A1 Moisture indicating molding resins |
| 10/26/1992 | CA2108163A1 Moisture indicating molding resins |
| 10/23/1992 | CA2066535A1 Method for gathering and analyzing hydrocarbon contained in sea water in small quantities |
| 10/21/1992 | CN2119660U Rack for colorimetric cylinders |
| 10/14/1992 | EP0508388A1 Method and composition for the determination of bicarbonate ions in fluids |
| 10/14/1992 | CN2118989U Automatic titration instrument |
| 10/13/1992 | US5155048 Using para-substituted phenylene ring compounds; monitoring intensity of color in sample fluid |
| 10/13/1992 | US5155046 Fluorescent dyes as indicators; measuring intensity of wavelengths |
| 10/13/1992 | US5154906 Redox-potential control for hydrogen peroxide in nitric acid |
| 10/13/1992 | US5154890 Ionophor-fluorophore bound to polymeric gel; complexing potassium, measuring intensity changes in radiation |
| 10/07/1992 | CN1018585B Testing tube of co2 gas |
| 10/06/1992 | US5152963 Total sulfur analyzer system operative on sulfur/nitrogen mixtures |
| 10/06/1992 | CA1308467C Apparatus and process for reagent fluid dispensing and printing |
| 09/30/1992 | EP0505636A1 Immunochromatographic assay method |
| 09/30/1992 | EP0505529A1 So2 sensor and process for detecting so2 |
| 09/29/1992 | CA1308005C Disposable container configured to produce uniform signal |
| 09/23/1992 | EP0505118A2 Membrane-containing wells for microtitration and microfiltration |
| 09/23/1992 | EP0504948A1 Determination of ions in fluids |
| 09/23/1992 | EP0504697A1 Reagent container closure |
| 09/23/1992 | CN1064749A Acid base titration method for content measuring of fatty acid |
| 09/22/1992 | WO1992016659A1 Element and method for nucleic acid amplification and detection using adhered probes |
| 09/22/1992 | US5149661 Mixing sample solution with particulate reagent to form suspension and modify to yield concentration of detectable substance correlating to concentration of original analyte |
| 09/22/1992 | US5149659 Passing sample through packed column, reacting, forming solid fluoride and measuring the concentration of formed oxygen or carbon dioxide |
| 09/22/1992 | US5149622 Solid phase analytical device and method for using same |
| 09/22/1992 | CA2083173A1 Element and method for nucleic acid amplification and detection using adhered probes |
| 09/17/1992 | WO1992015880A1 Process for manufacturing a self-supporting material for a test field |
| 09/17/1992 | WO1992015879A1 Test carrier for determining an analyte in whole blood |
| 09/17/1992 | WO1992015876A1 Oxygen sensor |
| 09/17/1992 | WO1992015863A1 Improved test strip |
| 09/17/1992 | WO1992015701A1 Improved method and reagent for determination of an analyte |
| 09/17/1992 | WO1992011524A3 Reagent and methods for calcium determination |
| 09/17/1992 | DE4107771A1 Colorimetric detection unit for testing gaseous or liq. amounts - has porous carrier contg. colour indicator on which reagent soln. can be applied producing colour reaction with housing designed as glass tube making carrier visible |
| 09/16/1992 | EP0502843A1 Process and apparatus for the detection of sulfur |
| 09/16/1992 | EP0248037B1 Blood serum test strip |
| 09/15/1992 | US5146692 On-line moisture control method for powdered or granular materials and a system for performing the method |
| 09/15/1992 | CA1307445C Measurement of alkali ion concentration |
| 09/09/1992 | EP0502121A1 Process and apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds |
| 09/09/1992 | EP0501955A1 Selective detection of vapors |