| 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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| 09/10/1999 | WO1999044740A1 Apparatus for, and method of, varying the rate of flow of fluid along a pathway |
| 09/10/1999 | WO1999032883A3 Embossed test strip system |
| 09/10/1999 | WO1999032160A3 Sterilant challenge device for a sterilization monitoring system |
| 09/09/1999 | DE19908387A1 Heating samples in an analytical oven with focussed radiation |
| 09/09/1999 | DE19806854A1 Verfahren und Vorrichtung zur Bestimmung des organischen Kohlenstoffs(TOC)-)Gehaltes in Flüssigkeiten, insbesondere Reinstwasser Method and apparatus for determining the organic carbon (TOC) -) content of liquids, in particular ultra-pure water |
| 09/08/1999 | EP0940677A1 A process and apparatus of elemental analysis |
| 09/08/1999 | EP0940450A1 Energy transfer dyes with enhanced fluorescence |
| 09/08/1999 | CN1227921A Analytical system for sample liquids |
| 09/07/1999 | US5948906 Fluorescent indicator dyes for alkali metal cations |
| 09/07/1999 | US5948695 In one aspect this invention provides a method of testing body fluids for the presence or concentration of an analyte by using a porous matrix. |
| 09/07/1999 | US5948684 Simultaneous analyte determination and reference balancing in reference T-sensor devices |
| 09/02/1999 | WO1999044056A1 Method for the determination of hexavalent chromium using ultrasonication and strong anion exchange solid phase extraction |
| 09/02/1999 | CA2320828A1 Method for the determination of hexavalent chromium using ultrasonication and strong anion exchange solid phase extraction |
| 09/01/1999 | EP0938672A1 Liquid sample carbon analyzer |
| 08/26/1999 | WO1999042824A1 Method and device for determining the total organic carbon content in liquids, especially ultra-pure water |
| 08/26/1999 | WO1999042805A1 Device for delivering defined volumes |
| 08/26/1999 | CA2321495A1 Device for delivering defined volumes |
| 08/25/1999 | EP0937249A1 Synchronized analyte testing system |
| 08/25/1999 | EP0937245A1 Device and method for the determination of water |
| 08/25/1999 | EP0936999A1 Package for decayable foodstuffs |
| 08/25/1999 | CN1226966A Catalyst testing process and system |
| 08/24/1999 | US5942442 Detection of low level analytes in samples using agglutination reaction capillary slide test and apparatus therefor |
| 08/24/1999 | US5942438 Exposing surface having metallic azo dye to sterilization, viewing dye for change of color; adequate sterilization or limited reuse indicators |
| 08/24/1999 | US5942189 Luminescence-optical method and sensor layer for quantitative determination of at least one chemical component of a gaseous or liquid sample |
| 08/18/1999 | EP0936466A2 Reagent composition for measuring hydrogen sulfide and method for measuring hydrogen sulfide |
| 08/18/1999 | EP0935745A1 Apparatus for and method of chemical analysis |
| 08/18/1999 | EP0935673A1 Methods and devices for mass transport assisted optical assays |
| 08/17/1999 | US5939328 Method for the determination of iodide |
| 08/12/1999 | WO1999039754A1 Labels and tracking systems for sterilization procedures |
| 08/12/1999 | WO1999021957A9 Method and apparatus for screening catalyst libraries |
| 08/11/1999 | CN1225450A Test paper and analyte measuming tip |
| 08/10/1999 | US5935864 Method and kit for collecting samples of liquid specimens for analytical testing |
| 08/10/1999 | US5935862 Detecting presence of chemical warfare agents by applying liquid sample to chromatographic adsorbant material and detector agent using microcapillary tube, forming chromogenic indicator; portable, sensitive, accurate |
| 08/10/1999 | US5935519 Apparatus for the detection of sulfur |
| 08/10/1999 | CA2057059C Test carrier for the analysis of fluids |
| 08/05/1999 | WO1999039196A1 Determination of nonionic surfactants in aqueous alkaline solutions |
| 08/05/1999 | DE19861034A1 Electrode for the determination of surfactants |
| 08/05/1999 | DE19803208A1 Substrat zum Verpacken von oder Anbringen an verderblichen Produkten und Verfahren zu deren Qualitätsbestimmung Substrate for packaging, or attaching to perishable products and methods for their quality determination |
| 08/05/1999 | DE19802368C1 Mikrodosiervorrichtung Microdosing |
| 08/05/1999 | DE19802273A1 Verbesserte Titriervorrichtung Improved titrating |
| 08/04/1999 | EP0933634A2 Karl-Fischer reagent comprising ethanol as alcoholic component |
| 08/03/1999 | US5932799 Microfluidic analyzer module |
| 07/29/1999 | WO1999038004A1 Titration device for the determination of surfactants |
| 07/29/1999 | WO1999037998A1 Oxygen sensing membranes and methods of making same |
| 07/29/1999 | WO1999037400A1 Microdosing device |
| 07/29/1999 | CA2228337A1 Method and apparatus for the measurement of dissolved carbon |
| 07/28/1999 | EP0932040A1 Method for checking the perishableness condition of foods |
| 07/28/1999 | CN1224160A Method for fast testing farm chemicals contamination in vegetables and fruits |
| 07/27/1999 | US5928951 Frameless chemical analysis film clip |
| 07/27/1999 | CA2193480C Method for indicating neutralization of contact lens disinfecting solutions |
| 07/27/1999 | CA2011307C Method and apparatus for determining non-triglycerides in oils |
| 07/22/1999 | WO1999036330A1 Improvements related to containers |
| 07/21/1999 | EP0723662B1 Sensor for detecting nitrogen oxide |
| 07/21/1999 | EP0575515B1 Stabilization of enzyme containing reagent composition for determination of an analyte |
| 07/20/1999 | US5925318 Potentials or ph measurement with paper |
| 07/14/1999 | EP0928966A1 Reactands for the determination of amines by chemical sensors |
| 07/14/1999 | EP0928320A2 Steam sterilization indicator compositions |
| 07/14/1999 | EP0871877A4 Method and apparatus for the measurement of dissolved carbon |
| 07/13/1999 | US5922617 Rapid screening assay methods and devices |
| 07/13/1999 | US5922612 Optical sensor system for determining pH values and ionic strengths |
| 07/13/1999 | US5922530 Analytical apparatus with enzymes which produce oxidizing agents which then oxidize stable dye couple ((3-methyl 2-benzothiazolinone hydrozone)n-sulfonyl derivatives) forming chromophore |
| 07/13/1999 | CA2197194C Instrument sterilization life-span indicator |
| 07/08/1999 | WO1999034206A1 Method for combinatorial material development using differential thermal images |
| 07/08/1999 | WO1999033559A1 Integrated fluid manipulation cartridge |
| 07/08/1999 | WO1998013431A3 Steam sterilization indicator compositions |
| 07/07/1999 | CN2328010Y Analyser for fertilizers and nutrients of soil |
| 07/06/1999 | US5919711 Analytical cartridge |
| 07/01/1999 | WO1999032883A2 Embossed test strip system |
| 07/01/1999 | WO1999032160A2 Sterilant challenge device for a sterilization monitoring system |
| 06/30/1999 | EP0926493A2 Analytical reagent |
| 06/30/1999 | EP0926484A2 Test paper and analyte collecting head |
| 06/30/1999 | EP0925501A1 pH AND AMINE TEST ELEMENTS AND APPLICATIONS TO DIAGNOSIS OF VAGINAL INFECTIONS |
| 06/30/1999 | EP0925494A1 A micro flow system for particle separation and analysis |
| 06/30/1999 | EP0925113A1 Cartridge and system for storing and dispensing of reagents |
| 06/30/1999 | CN1221110A Quick test method for adulteration of propolis |
| 06/29/1999 | US5916816 Steam sterilization indicator compositions |
| 06/24/1999 | DE19813247C1 Determining peroxide in a liquid sample |
| 06/24/1999 | CA2256842A1 Analytical reagent |
| 06/23/1999 | EP0924517A1 Method and apparatus for analysing a sample |
| 06/17/1999 | WO1999030148A1 Shelf life indicator |
| 06/17/1999 | WO1999003684A8 The production of microstructures for use in assays |
| 06/16/1999 | EP0922959A1 Analysis system for liquid samples |
| 06/16/1999 | EP0922219A1 Color composition comprising an agent containing pyrogallol entities, a salt of iron (ii) and an organic acid |
| 06/16/1999 | EP0777502B1 Instrument sterilization life-span indicator |
| 06/16/1999 | EP0756704B1 Method of detecting the permeability of an object to oxygen |
| 06/15/1999 | US5912180 Mixing liquid samples with borate causing lead to precipitate, filtering precipitate from liquid, testing by contacting precipitate with reagent causing colorimetric reaction; for pollution control |
| 06/15/1999 | US5912179 Irradiating sample with several wavelengths, detecting spectrophotometrically radiation absorbed or scattered, determining ratio of absorbance at sample wavelength to absorbance at reference wavelength; diagnosis of tumors |
| 06/15/1999 | US5911953 Apparatus for detecting and analyzing adsorbates |
| 06/10/1999 | WO1999028741A1 Method for measuring iodine, reaction instrument for specimen pretreatment, and device for hermetically sealing reaction instrument for specimen pretreatment |
| 06/09/1999 | EP0920618A1 New kind of thin films for microsystem technology and microstructuring and their use |
| 06/09/1999 | CN1218907A Intelligent composite multiple-sensor fire detector |
| 06/08/1999 | US5910447 Applying sample to ph indicator with ionizable phenol group and negatively charged group immobilized in hydrophilic cationic polymer matrix and volatile amine salt indicator of solid alkali and gas permeable indicator lamina |
| 06/08/1999 | US5910257 Purifying, removing the radioactive impurities in phosphoric acid by dipping a semiconductor into the heated phosphoric acid, the radioactive deposit on semiconductor |
| 06/03/1999 | WO1999027387A1 Self-scintillating sheet material for radioactive species analysis |
| 06/03/1999 | WO1999027371A1 Ion detector consisting of particles with target and indicator ionophores distributed therein |
| 06/03/1999 | CA2310274A1 Self-scintillating sheet material for radioactive species analysis |
| 06/02/1999 | EP0918984A1 Optical detector |
| 06/02/1999 | EP0723574B1 Process for detecting marked mineral oils |
| 06/02/1999 | CN1218180A Ultra high purity gas analysis using atmospheric pressure ionization mass spectrometry |
| 06/01/1999 | CA2065699C Dry analytical element for lithium assay |