| 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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| 09/02/1998 | EP0861123A1 Diagnostic test apparatus |
| 09/02/1998 | EP0515398B1 Specimen test unit |
| 09/01/1998 | US5801296 Process for automated measurement of ammonia content in a gas mixture |
| 09/01/1998 | US5801061 Chemical analysis of soil samples |
| 09/01/1998 | US5801008 Method of quantitative determination of peroxide, a peroxidation-active substance or a pyrazolopyridopyridazine derivative |
| 09/01/1998 | US5800996 Energy transfer dyes with enchanced fluorescence |
| 09/01/1998 | US5800782 Apparatus for quantitative determination of total base or acid number of oil |
| 08/27/1998 | WO1998037157A1 Steam sterilization process indicator |
| 08/26/1998 | EP0860695A1 Method of measurement of material and testpiece |
| 08/26/1998 | EP0859664A1 Stopper having a cavity for reagents and an assay method using said stopper |
| 08/26/1998 | CN2289243Y Drop reaction plate for fast detecting narcotic drugs |
| 08/25/1998 | US5798271 Apparatus for the measurement of dissolved carbon in deionized water |
| 08/25/1998 | US5798215 Device for use in analyte detection assays |
| 08/25/1998 | US5797344 On-demand useful life indicator and method of making same |
| 08/25/1998 | CA2114896C Tagging and identifying asphalt additives |
| 08/20/1998 | DE19706190A1 Convenient, accurate, inexpensive, rapid analyser of sulphur di:oxide in liquid medium |
| 08/20/1998 | DE19705195A1 Assembly for determining concentration of gas in liquid |
| 08/19/1998 | EP0858594A1 Optical carbon dioxide sensor, and associated methods of manufacture and use |
| 08/19/1998 | EP0766816B1 Optical gas sensor |
| 08/19/1998 | EP0760943B1 Improved method of detecting the permeability of an object to oxygen |
| 08/19/1998 | CN2288442Y Automatic detector for phosphate content in water |
| 08/18/1998 | US5796080 Microwave apparatus for controlling power levels in individual multiple cells |
| 08/18/1998 | US5795783 Visual indicators for testing solutions and strips |
| 08/18/1998 | US5795453 Hydrogen peroxide production |
| 08/13/1998 | WO1998035228A1 System for preserving and delivering gas-containing solutions |
| 08/13/1998 | CA2251159A1 System for preserving and delivering gas-containing solutions |
| 08/12/1998 | CN2287723Y Flow rate monitor for slow speed fluid |
| 08/11/1998 | US5792661 Detecting tritium gas leaks in radioluminescent devices coated with sulfide-based phosphors by adding hydrogen sulfide gas which produces odor |
| 08/05/1998 | EP0758450B1 Optical sensor for the determination of ions |
| 08/04/1998 | US5789721 For a combustion sample furnace |
| 07/30/1998 | WO1998033065A1 Process for determination of nitrogen |
| 07/30/1998 | WO1998032535A1 Integrated microfluidic element |
| 07/30/1998 | DE19720687C1 Pyrolysis tube for gas chromatography |
| 07/30/1998 | DE19703025A1 Determination of pyrophosphate(s), poly:phosphate(s) and other inorganic poly:anion(s) |
| 07/29/1998 | EP0855020A2 Microwave assisted chemical processes |
| 07/29/1998 | EP0729579A4 Device for use in analyte detection assays |
| 07/29/1998 | EP0681611A4 Compositions useful in anaerobic determination of analytes. |
| 07/28/1998 | US5786225 Method for evaluating a pollution characteristic of a soil sample |
| 07/28/1998 | US5785856 Automated accelerated solvent extraction apparatus and method |
| 07/23/1998 | WO1998032012A1 Furfuraldehyde detector and method of manufacturing the same |
| 07/22/1998 | EP0853759A1 Microwave apparatus for controlling power levels in individual multiple cells |
| 07/22/1998 | EP0784789B1 Reduction furnace and process for quantitative deuterium determination in hydrogen-containing samples |
| 07/22/1998 | EP0577799B1 Indicator for determining and indicating the fat and moisture content of human skin |
| 07/21/1998 | US5783740 In a flow of fluid sample |
| 07/21/1998 | US5783381 Chemiluminescent 1,2-dioxetanes |
| 07/21/1998 | US5783054 Contacting electrode with linker lipid for use in attaching membrane containing ionophore to electrode |
| 07/16/1998 | WO1998030897A1 Method for determining formaldehyde present in air |
| 07/16/1998 | WO1998030884A1 Method and arrangement for measuring the content of chemicals during bleaching |
| 07/15/1998 | EP0852779A2 Biosensor system for measuring levels of organic trace components produced by smouldering fires |
| 07/14/1998 | US5780304 Method and apparatus for analyte detection having on-strip standard |
| 07/14/1998 | US5780098 Coating of moisture-resistant, water-dispersible, pressure sensitive adhesive; surgical gowns; colorimetric analysis |
| 07/14/1998 | US5780051 Methods and articles of manufacture for nicotine cessation and monitoring nicotine use |
| 07/14/1998 | CA2127172C Analyte detection device and process |
| 07/09/1998 | WO1998029737A1 Method and apparatus for performing chemical analysis using imaging by scanning thermal microscopy |
| 07/08/1998 | CN2285901Y Micro free calcium carbide testing device |
| 07/08/1998 | CN1186956A Chemical timer for visual test strip |
| 07/07/1998 | US5777330 Method of rapidly identifying resins by infrared spectroscopy and system therefor |
| 07/07/1998 | US5776715 Biosensors for detecting nitrate or nitrite ions |
| 07/07/1998 | US5776701 Measuring urinary oxalate levels, risk factor in kidney stone formation |
| 07/02/1998 | WO1998028618A1 Method for stabilizing liquid reagent and reagent unit |
| 07/02/1998 | WO1998028616A1 Device for coulometric determination of water by the karl fischer method |
| 07/02/1998 | DE19800543A1 Method for determining oximes in chemical sample solution in paint, lacquer and varnish industries |
| 07/01/1998 | EP0851229A1 Use of thermochromic liquid crystals in reflectometry based diagnostic methods |
| 07/01/1998 | EP0851222A1 Metal oxide semiconductor catalyst hydrocarbon sensor |
| 07/01/1998 | EP0850413A1 Apparatus for testing items of metal such as jewellery |
| 07/01/1998 | EP0850185A1 Web unwinding and splicing apparatus |
| 07/01/1998 | EP0757792B1 Test for petroleum hydrocarbon contamination using dichloromethane |
| 07/01/1998 | CN2285473Y Site first-aid quick diagnostic box for acute intoxication |
| 07/01/1998 | CN1186240A Determination of paucity water |
| 06/25/1998 | WO1998027424A1 Method of analysis for aqueous fluids |
| 06/25/1998 | WO1998026708A1 Phosphorescent dendritic macromolecular compounds for imaging tissue oxygen |
| 06/24/1998 | EP0849588A2 Automotive hydrocarbon sensor |
| 06/24/1998 | EP0849587A2 Automotive hydrocarbon sensor system |
| 06/24/1998 | EP0635130B1 Portable thermal analysis device |
| 06/23/1998 | US5770154 Cylindrical reactor of specified length to dilameter ratios ontaining catalyst; sheathed thermometer arranged along its axis |
| 06/18/1998 | WO1998026283A1 Device for trapping and assaying carbon dioxide and method of use |
| 06/18/1998 | DE19651797A1 4-amino-2-methylthio-3'-methylthio-azo-benzene |
| 06/17/1998 | EP0572599B1 Ion-sensitive dyes |
| 06/17/1998 | CN2284401Y Quick assaying box for ozone in water |
| 06/17/1998 | CN1185208A Process for producing sensitive single-layer system for measuring the concentration of analytes and a system produced by the process |
| 06/17/1998 | CN1038783C Standard colloidal zinc sulphide solution and its prepn. method |
| 06/16/1998 | US5767383 Apparatus for automated measurement of ammonia concentration in a gas mixture |
| 06/16/1998 | US5766954 Isotopic composition analyser |
| 06/16/1998 | US5766952 Vapochromic platinum-complexes and salts |
| 06/10/1998 | DE19650444A1 Isotope ratio analysis of nitrogen in trace gases |
| 06/10/1998 | CN2283858Y Microscal burette |
| 06/04/1998 | WO1998023966A1 Means for determining the degree of acidity of the urine of a cat |
| 06/04/1998 | WO1998023920A1 Moisture indicator label |
| 06/02/1998 | US5760231 Ion-sensitive compounds |
| 06/02/1998 | US5759857 Leak detection using chemical markers |
| 06/02/1998 | US5759796 Method for the determination of lactic acid in organic materials of alimentary interest and biosensor for putting this method into effect |
| 05/28/1998 | WO1998022817A1 Liquid sample carbon analyzer |
| 05/28/1998 | WO1998022811A1 Improved microfluidic systems |
| 05/28/1998 | CA2271888A1 Improved microfluidic systems |
| 05/27/1998 | EP0626882B1 Temperature scanning reactor |
| 05/27/1998 | EP0606327B1 SENSOR MEMBRANE FOR DISPLAYING THE pH-VALUE OF A SAMPLE, METHOD OF MANUFACTURING THE MEMBRANE, AND ITS USE |
| 05/26/1998 | US5757666 System for analyzing compounds contained liquid samples |
| 05/26/1998 | US5756356 Colorimetric |
| 05/22/1998 | WO1998021120A1 Package for decayable foodstuffs |
| 05/20/1998 | CN2282188Y Automatic acid/alkaline general burette |