Patents
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)
04/1996
04/18/1996WO1996011397A1 Reduction furnace and process for quantitative deuterium determination in hydrogen-containing samples
04/17/1996EP0707210A1 Agent and method for determination of ammonium ions
04/16/1996US5508509 Sensing elements and methods for uniformly making individual sensing elements
04/16/1996US5508173 Analytical element for measurements of enzyme activity
04/11/1996DE4437120A1 Verfahren und Vorrichtung zur on-line gekoppelten Deuteriumbestimmung Method and apparatus for on-line coupled deuterium determination
04/10/1996EP0705432A1 Electrochemical sensor
04/10/1996EP0705431A1 Temperature stabilized fluid calibration system
04/09/1996US5506148 Method for activation of polyanionic fluorescent dyes in low dielectric media with quaternary onium compounds
04/09/1996US5505308 System for the storage of test elements
04/03/1996EP0704057A1 Novel clinical marker and therapeutic agent in kidney stone disease and methods of use
04/03/1996EP0471067A4 Method and apparatus for the determination of dissolved carbon in water
04/02/1996US5504006 Porous holder able capillary transporting the reaction activator into substance solution starting the coloric, quantitative analysis
03/1996
03/28/1996WO1996009549A1 Assay method
03/28/1996WO1996009546A1 Assay devices with non-woven sample collection zone
03/28/1996WO1996009540A1 Reagent for the determination of free radicals
03/28/1996CA2199823A1 Assay devices with non-woven sample collection zone
03/26/1996US5501981 Comubstion, oxidation, ozone
03/26/1996US5501980 For metal ions
03/26/1996US5501945 Method of using multichromic polymers in packaging
03/26/1996US5501836 Glass, polymer, indicator
03/21/1996WO1996008719A1 Isotopic composition analyser
03/20/1996CN2222918Y Reliable hydrogen-sensitive chemical sensor
03/19/1996US5500373 Methods for determining the concentration of cyanide in sour aqueous systems
03/19/1996US5500371 Method for study and analysis of products of catalytic reaction
03/14/1996WO1996007912A1 Novel method and kits for producing light from an acridan compound
03/14/1996WO1996007908A1 Optically readable strip for analyte detection having on-strip standard
03/14/1996WO1996007907A1 Optically readable strip for analyte detection having on-strip orientation index
03/14/1996WO1996007900A1 Device to be placed on the hull of a boat, in particular, a pleasure craft
03/14/1996WO1996007757A1 Dye couple for spectrophotometric determination of analytes
03/14/1996CA2199254A1 Device to be placed on the hull of a boat, in particular, a pleasure craft
03/14/1996CA2199125A1 Method and device for determining the knock rating of motor fuels
03/14/1996CA2197669A1 Novel method and kits for producing light from an acridan compound
03/13/1996CN2222350Y Water quality on-line automatic tester
03/12/1996US5498549 A fluorescent polynuclear compound covalently bonded to a polysiloxane matrix, blood gases
03/12/1996US5498547 Method and device for the determination of polymeric biguanides in aqueous fluids
03/12/1996US5498546 Washing process
03/12/1996US5498526 Bacillus circulans based biological indicator for gaseous sterilants
03/07/1996WO1996007091A1 Photon absorbing bioderived organometallic carbon monoxide sensors
03/07/1996WO1996006643A1 Multichromic polymers
03/07/1996DE4430662A1 Iridium oxide electrodes for pH measurement
03/06/1996EP0699905A1 Leuco dye coating compositions
03/06/1996EP0699903A1 Reagent for detecting gaseous hydrides
03/06/1996EP0699304A1 Detection of contaminants in food
03/06/1996EP0440815B1 Method of and device for measuring extremely small quantity of oxygen in gas
03/05/1996US5496739 Oxidation with potassium dichromate, mercuric or silver sulfate catalyst
03/05/1996US5496736 Process for testing for substances in liquids
03/05/1996US5496521 Analyzing device including an ion-permeable channel connecting a sample chamber with a reaction space
02/1996
02/29/1996WO1996006354A1 Device for use in analyte detection assays
02/29/1996WO1996006350A1 Kit, reactant and method for determining rare earth metals, in particular, cerium, in an organic phase
02/29/1996WO1996006344A1 Method and apparatus for detecting hydrocarbon oxidation
02/29/1996CA2198145A1 Method and apparatus for detecting hydrocarbon oxidation
02/29/1996CA2173358A1 Device for use in analyte detection assays
02/28/1996EP0698778A1 Feedback controlled gas mixture generator especially for an hygrometer reaction check
02/27/1996US5494824 Apparatus for measuring aldehye
02/22/1996WO1996004936A1 Instrument sterilization life-span indicator
02/21/1996EP0593764B1 Dental testing composition
02/20/1996US5492832 Controlling temperature to produce low levels of sulfur dioxide, oxidizing mainly carbon present
02/15/1996WO1996004676A1 Mass spectrometer for macromolecules with cryogenic particle detectors
02/14/1996EP0696353A1 Method and device for the determination of polymeric biguanides in aqueous fluids
02/13/1996US5491094 Test strip for free chlorine analysis
02/08/1996WO1996000560A3 Dental impression material with cure-indicating dye
02/06/1996US5489414 System for analyzing compounds contained in liquid samples
01/1996
01/31/1996EP0694164A1 Method for optically measuring chemical analytes
01/30/1996US5487770 Detection of marked mineral oils and novel azo dyes
01/24/1996EP0693685A1 Device for determining of nitrogen and proteins content, in particular of food
01/24/1996EP0692983A1 Shelf-life indicator for repeatedly sterilizable plastic products
01/24/1996CN1115382A Doctor test paper and its prepn. method
01/24/1996CN1030799C Method for assaying high content Os and ruthenium in complex component solution
01/18/1996DE4436205C1 Differentiated carbon analyser
01/16/1996US5483819 Method of detecting the permeability of an object to oxygen
01/11/1996WO1996000897A1 Multi-layer test devices and methods of assaying for fructosamine
01/11/1996WO1996000590A1 Method for indicating neutralization of contact lens disinfecting solutions
01/11/1996WO1996000560A2 Dental impression material with cure-indicating dye
01/11/1996CA2170375A1 Bioactive porous partition members
01/10/1996CN1114748A Carbon dioxide indicator and preparation process
01/09/1996US5482866 Method for quantitation of calcium and magnesium and the novel reagent compositions
01/09/1996US5482684 Vessel useful for monitoring plasma sterilizing processes
01/09/1996CA1337896C Steam sensitive composition and a sterilization indicator composition containing the same
01/04/1996WO1996000271A1 Use of carbonyl compounds for marking hydrocarbons
01/04/1996CA2193886A1 Use of carbonyl compounds for marking hydrocarbons
01/03/1996EP0509998B1 Carbon dioxide monitor
01/02/1996US5480806 Method for determining decomposable organic carbon compounds present in a geseous phase
01/02/1996US5480612 Kit for detecting explosives
01/02/1996US5480611 Anionic fluorimetric dye and organic quaternary cations on substrate
12/1995
12/28/1995WO1995035498A1 Reagentless oxidation reactor
12/28/1995WO1995035494A1 Optical gas sensor
12/27/1995CN1113981A Water content detecting test paper for aviation fuel and its producing method
12/26/1995US5478752 Supported layer containing non-heat-meltable fleece and heat-meltable copolyester fibers carrying reagent which undergoes detectable reaction with liquid analyte
12/26/1995US5478751 Determining presence or amount of analyte from detectable signal
12/26/1995US5478749 Method and article for providing an indication of the presence of air in steam
12/21/1995WO1995034360A1 Accelerated solvent extraction system
12/21/1995DE4420720A1 Detection of urine in returnable bottles and containers
12/20/1995EP0687908A1 Karl Fischer reagent
12/20/1995EP0527149B1 Methods and apparatus allowing sequential chemical reactions
12/20/1995CN1113569A Regulating water treatment agent dosage based on operational system stresses
12/19/1995US5476797 Process and apparatus for detecting sensitized leukocyte or antigen
12/19/1995US5476795 Method for evaluating degree of dispersion of inorganic material in composite material
12/19/1995US5476793 Conducting air and carbon dioxide reactivity analysis, respectively, in same test; automatic
12/14/1995WO1995033994A1 Method and apparatus for flow control
12/14/1995CA2183762A1 Method and apparatus for flow control