| 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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| 05/22/1997 | WO1997018036A1 Diagnostic test apparatus |
| 05/22/1997 | CA2237395A1 Diagnostic test apparatus |
| 05/21/1997 | EP0774656A2 Method of optically measuring liquid in porous material |
| 05/21/1997 | EP0774160A1 Mass spectrometer for macromolecules with cryogenic particle detectors |
| 05/21/1997 | EP0456751B1 A method of testing for a substance on a solid surface using a swab stick |
| 05/20/1997 | US5631353 Alkene adamantane intermediates and the corresponding 1,2-dioxetanes |
| 05/20/1997 | US5631163 Method for the determination of specific gravity of fluids |
| 05/20/1997 | US5631141 High resolution biosensor for in-situ microthermometry |
| 05/20/1997 | US5630372 On demand useful life indicator |
| 05/20/1997 | CA2050394C Colorimetric method and reagent for the assay of lithium in a test sample |
| 05/20/1997 | CA2035793C Reagent and method of using same for automatically counting basophilic leukocytes in the blood in resistivity variation measuring apparatus |
| 05/16/1997 | CA2189906A1 Method of optically measuring liquid in porous material |
| 05/14/1997 | EP0659275A4 Analytical test apparatus with on board negative and positive control. |
| 05/13/1997 | US5628960 Composite cellulose nitrate membrane on polyester support |
| 05/09/1997 | WO1997016720A1 Method of measurement of material and testpiece |
| 05/07/1997 | EP0527217B1 Process for the manufacture of a self-supporting test field material and said material |
| 05/02/1997 | EP0770872A1 Improved method for the determination of specific gravity of fluids |
| 05/02/1997 | EP0575515A4 Improved method and reagent for determination of an analyte |
| 05/01/1997 | WO1997015832A1 Optical sensor system for the determination of ph values independently of ionic strength |
| 05/01/1997 | CA2235343A1 Optical sensor system for the determination of ph values independently of ionic strength |
| 04/30/1997 | CN1034768C Method for testing SiO2 content of water sample |
| 04/29/1997 | US5624847 Method for optically measuring chemical analytes |
| 04/29/1997 | US5624640 Sensor for detecting nitrogen oxide |
| 04/24/1997 | WO1997014954A1 Improved chemiluminescent 1,2-dioxetanes |
| 04/24/1997 | CA2231191A1 Improved chemiluminescent 1,2-dioxetanes |
| 04/24/1997 | CA2188490A1 Improved method for the determination of specific gravity of fluids |
| 04/23/1997 | EP0769490A1 Reagent for the detection and isolation of carbohydrates or glycan-receptors |
| 04/23/1997 | EP0768860A2 Dental impression material with cure-indicating dye |
| 04/22/1997 | US5622764 Sterilization indicators and methods |
| 04/17/1997 | DE19538125A1 Gas detecting and measuring system which detects colour change in reagent it is pumped through |
| 04/16/1997 | EP0767909A1 Multi-layer test devices and methods of assaying for fructosamine |
| 04/16/1997 | EP0767680A1 Method for indicating neutralization of contact lens disinfecting solutions |
| 04/15/1997 | US5620900 Means and method for the determination of ammonium ions |
| 04/15/1997 | US5620658 Having indicator-bearing carrier and substance separately carried on test strip for chemically modifying analyte to a detectable valence |
| 04/15/1997 | US5620656 Packaging systems for peracid sterilization processes |
| 04/15/1997 | CA2099922C Fluorescent ph indicators |
| 04/10/1997 | WO1997013137A2 Microwave assisted chemical processes |
| 04/10/1997 | WO1997013136A1 Microwave apparatus for controlling power levels in individual multiple cells |
| 04/10/1997 | CA2233715A1 Microwave apparatus for controlling power levels in individual multiple cells |
| 04/09/1997 | EP0767383A1 Metal ion determination by sandwich aggregation assay |
| 04/09/1997 | EP0767382A2 Fluorescent compounds and their use for measuring reticulocytes |
| 04/09/1997 | EP0766816A1 Optical gas sensor |
| 04/09/1997 | EP0766724A1 Use of carbonyl compounds for marking hydrocarbons |
| 04/09/1997 | CN1147301A Optical sensor system for determining pH values and ionic strength |
| 04/09/1997 | CN1147267A Polymerisable composition and use thereof |
| 04/08/1997 | US5618572 Flavored malt beverages prepared by using ultrafiltration methods |
| 04/08/1997 | US5618493 Photon absorbing bioderived organometallic carbon monoxide sensors |
| 04/08/1997 | US5617973 Cartridge for dry-type chemical analysis films |
| 04/07/1997 | CA2185777A1 Metal ion determination by sandwich aggregation assay |
| 04/03/1997 | WO1997012242A1 Direct reading chemical test strip for aqueous solutions |
| 04/03/1997 | WO1997012240A1 Method for chloride ion removal prior to chemical oxygen demand analysis |
| 04/03/1997 | WO1997012227A1 Optical carbon dioxide sensor, and associated methods of manufacture and use |
| 04/03/1997 | WO1997012218A2 Biosensor system for measuring levels of organic trace components produced by smouldering fires |
| 04/03/1997 | DE19536384A1 Biosensorsystem zur Messung von durch Schwelbrände verursachten, organischen Spurenkomponenten Biosensor for measuring caused by smoldering fires, organic trace components |
| 04/03/1997 | CA2233284A1 Optical carbon dioxide sensor, and associated methods of manufacture and use |
| 04/02/1997 | EP0766087A2 Use of CO2 absorbant for stabilization of dried alkaline reagent in creatinine assay |
| 04/02/1997 | CN1034444C Method for continuous determn. of COD and its apparatus |
| 04/01/1997 | US5616790 Fluorescent chelate compound as metal ion detector |
| 04/01/1997 | US5616729 Fluorescence |
| 03/20/1997 | WO1997010500A1 Apparatus for testing items of metal such as jewellery |
| 03/19/1997 | EP0763733A1 Flame-based method and apparatus for analyzing a sample |
| 03/19/1997 | EP0763363A1 Device for testing and controlling of steam sterilizers working according to vacuum process |
| 03/19/1997 | CN2249902Y Sensor for colourimetric titration |
| 03/19/1997 | CN1145194A Iodine salt prodn. tech and its quick continuous assaying |
| 03/18/1997 | US5612225 Combustion of sample in oxygen, reducing the combustion gases by flowing carrier gas, drying and analyzing |
| 03/18/1997 | US5612222 Human skin |
| 03/18/1997 | US5611996 Slide test element holder with minimized Z-axis variability |
| 03/13/1997 | WO1997009261A1 Web unwinding and splicing apparatus |
| 03/12/1997 | EP0762120A1 A method for determining total chlorine amount and a kit using the same |
| 03/12/1997 | EP0760943A1 Improved method of detecting the permeability of an object to oxygen |
| 03/12/1997 | EP0568610B1 Feedback controlled gas mixture generator especially for an hygrometer reaction check |
| 03/11/1997 | US5610073 Use of CO2 absorbant for stabilization of dried alkaline reagent in creatinine assay |
| 03/11/1997 | US5610068 Field method for determining if adequate corrosion inhibition has been applied to thermally processed cans |
| 03/11/1997 | US5609823 System for the analysis of sample liquids |
| 03/05/1997 | CN1144559A Optical sensor for determination of ions |
| 03/04/1997 | US5608006 Entrapped non-enzymatic macromolecules for chemical sensing |
| 03/04/1997 | US5607645 Quantitative analysis using detectors with ph indicators, bicarbonate buffers and signals |
| 02/26/1997 | CN1143763A Chemical timer for direct-reading reagent test strip |
| 02/25/1997 | US5605839 Methods and apparatus for use in sequential chemical reactions |
| 02/20/1997 | WO1997006238A1 Brewing products and their methods for production |
| 02/20/1997 | CA2675706A1 Brewing products and their methods for production |
| 02/19/1997 | EP0758451A1 OPTICAL SENSOR SYSTEM FOR DETERMINING pH VALUES AND IONIC STRENGTHS |
| 02/19/1997 | EP0758450A1 Optical sensor for the determination of ions |
| 02/19/1997 | EP0758361A1 Polymerisable compositon and the use thereof |
| 02/18/1997 | US5604103 Kit for detection of clinical marker in kidney stone disease |
| 02/18/1997 | US5603897 Using an iodine chromophore to indicate neutralization |
| 02/13/1997 | WO1997005482A1 A colorimetric method of detecting thiol or mercaptan compounds and its use for oral malodor determination |
| 02/13/1997 | WO1997005481A1 On demand useful life indicator |
| 02/12/1997 | EP0757792A1 Test for petroleum hydrocarbon contamination using dichlormethan |
| 02/11/1997 | US5601804 Antiplaque agent |
| 02/06/1997 | WO1996034738A3 A method of making a laminated substrate and an apparatus for marking the substrate with reagent |
| 02/05/1997 | EP0756704A1 Method of detecting the permeability of an object to oxygen |
| 02/05/1997 | EP0716740B1 Method for activation of polyanionic fluorescent dyes in low dielectric media with quaternary onium compounds |
| 02/05/1997 | EP0593566B1 Adjustment of electric potential by automatic titration |
| 02/04/1997 | US5600142 Measurement of vaporized hydrogen peroxide |
| 01/30/1997 | WO1997003354A1 Method and apparatus for the measurement of dissolved carbon |
| 01/30/1997 | WO1997002892A1 Distributor device, in particular for a chemical analysis arrangement |
| 01/29/1997 | EP0745219A4 Improved cell and circuit for monitoring photochemical reactions |
| 01/28/1997 | US5597702 Automated lead assay |
| 01/28/1997 | CA2065698C 14-crown-4-ether derivatives |