| 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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| 05/09/2000 | US6060321 Rapid visual estimation of cumulative exposure to uv-a and uv-b radiation. |
| 05/09/2000 | US6060319 Temperature stabilized fluid reference system |
| 05/04/2000 | WO2000025139A1 Luminescent protein stains containing transition metal complexes |
| 05/04/2000 | WO2000025130A1 Device for controlling the characteristics of a cooling liquid and method using same |
| 05/03/2000 | EP0996547A2 The production of microstructures for use in assays |
| 05/03/2000 | EP0996504A1 System and manufacturing of small volume transferer |
| 05/03/2000 | EP0897538A4 Method and apparatus for the measurement of dissolved carbon in deionized water |
| 05/03/2000 | EP0850185B1 Web unwinding and splicing apparatus |
| 05/02/2000 | US6057120 Quantitative or qualitative detection of analyte by contacting sample with indicator and detecting change in property of reagent; reagent is stable in reduced and oxidized forms |
| 04/27/2000 | WO2000023435A1 sYCLIC PHENOL SULFIDE-METAL COMPLEXES, CATALYSTS COMPRISING THE SAME AND ANALYTICAL METHODS FOR HYDROGEN PEROXIDE |
| 04/27/2000 | WO2000023190A1 Device for chemical and/or biological analysis with analysis support |
| 04/27/2000 | EP1019193A4 Diagnostic devices and apparatus for the controlled movement of reagents without membranes |
| 04/27/2000 | DE19849242A1 Hygiene tester for mattresses for determining how dirty mattress is comprises use of color indicator strip |
| 04/27/2000 | DE19846487A1 Measuring probe used e.g. for measuring exhaust gas from internal combustion engines has regions for determining the instantaneous concentration of oxygen, ammonia and nitrogen oxide |
| 04/27/2000 | DE19846039A1 Low temperature oxidative pre-treatment of laboratory samples for trace element analysis involves converting an oxidizable material to ash at a specified temperature by contacting it with a condensed reactive gas |
| 04/26/2000 | CN2375965Y Effective chlorine test paper |
| 04/25/2000 | US6055060 Analytical system with means for detecting too small sample volumes |
| 04/25/2000 | US6054323 Method and apparatus for analyzing asphalt content |
| 04/20/2000 | WO2000022428A1 Device |
| 04/20/2000 | WO2000022424A1 Microfluidic controller and detector system with self-calibration |
| 04/20/2000 | WO2000004362A3 Method of screening compositions for electrocatalytic activity |
| 04/20/2000 | WO1999058947A9 Modulation of molecular interaction sites on rna and other biomolecules |
| 04/20/2000 | CA2344827A1 Microfluidic controller and detector system with self-calibration |
| 04/19/2000 | EP0994350A1 Accessory for a measuring or metering device, in particular electrochemical measurement probe |
| 04/19/2000 | EP0994346A2 Sensor for the detection of actual concentrations of several gas compounds in a gas |
| 04/19/2000 | EP0993614A1 Device for determination of an analyte in a body fluid |
| 04/19/2000 | EP0993610A1 Food quality indicator device |
| 04/19/2000 | CN1251170A Recording assay device |
| 04/18/2000 | US6051436 Using ultraviolet light to photolytically dissociate compositions from surface of solid material into gaseous nitrogen oxides which are detected by gas sensor; accurate, simple detection of wastes, fertilizers and explosives |
| 04/18/2000 | US6051190 Method and apparatus for transferring and dispensing small volumes of liquid and method for making the apparatus |
| 04/13/2000 | DE19846325A1 Indicator for monitoring vapor sterilization, especially using formaldehyde, containing chromotropic acid disodium salt dihydrate to form permanent violet color when sterilization is complete |
| 04/12/2000 | EP0991941A1 Measuring heating value of a gas using flameless combustion |
| 04/12/2000 | EP0745220B1 Optical sensors |
| 04/12/2000 | CN1250521A A system and a method for detecting antifreezing substances in a hermetic compressor |
| 04/11/2000 | US6048733 Dimethyl sulfide screening agent comprising a permanganate and a silica sol or alumina sol deposited on a support; for counting amount of dimethyl sulfide added to fuel gases or generated by factories or environment |
| 04/11/2000 | US6048732 Adding solution of receptor, indicator, and solvent to polycarboxylic acid solution, allowing acid to interact and release indicator from receptors, and monitoring change in physical property of indicator; for food analysis |
| 04/11/2000 | US6048497 Method for evaluating a pollution characteristic of a soil sample |
| 04/11/2000 | US6048495 Detector tube |
| 04/06/2000 | WO2000019194A1 Field test apparatus and method for analysis of coolants and heat-exchange fluids |
| 04/06/2000 | WO2000019189A1 Sample component analysis system and sensor chip and sensor pack used for the system |
| 04/05/2000 | EP0796241B1 Compounds and methods for monosaccharide analysis |
| 04/05/2000 | CN2372688Y 便携式滴定分析仪 Portable titration analyzers |
| 04/05/2000 | CN1249429A Process for extracting alkyl nercury and phenyl mercury from coal and evaluating them |
| 04/05/2000 | CN1051111C Method and composition for determination of potassium ions in fluids |
| 04/04/2000 | US6046450 Reduction furnace for quantitative deuterium determination in hydrogen-containing samples |
| 04/04/2000 | US6046312 Water soluble azo dyes and their synthesis and use |
| 04/04/2000 | US6046055 Luminescence-optical method and sensor layer for quantitative determination of at least one chemical component of a gaseous or liquid sample |
| 04/04/2000 | US6046053 Method for amino acid sequencing of protein or peptide from carboxy terminus thereof |
| 04/04/2000 | US6045753 Solid support having dry deposited thereon a first solid layer comprising at least a first compound, the compound for use in a chemical process conducted in a first solution. |
| 03/30/2000 | WO2000004367A3 Sensor membrane for determining oxygen concentrations |
| 03/29/2000 | EP0989402A1 Field test apparatus and method for analysis of coolants and heat-exchange fluids |
| 03/29/2000 | EP0989401A2 Method and devices for improving the flash dynamic combustion reaction for the elemental analysis of C H N S O |
| 03/29/2000 | EP0989189A1 Reagent compositions for assaying electrolytes |
| 03/29/2000 | EP0988540A1 Handwipe disclosing method for the presence of lead |
| 03/29/2000 | EP0988537A1 Apparatus and method for detecting dmah using a particle-sensing detector |
| 03/29/2000 | EP0988529A1 Microfluidic devices incorporating improved channel geometries |
| 03/29/2000 | EP0988517A2 Detection of chemical agent materials using a sorbent polymer and fluorescent probe |
| 03/28/2000 | US6043096 Device and method for the determination of water |
| 03/28/2000 | US6042714 Method and chemical sensor for determining concentrations of hydrogen peroxide and its precursor in a liquid |
| 03/28/2000 | US6042709 Microfluidic sampling system and methods |
| 03/28/2000 | US6042543 Flat structure; collection of test sample of sweat sandwiched between two liquid-impermeable layers; chloride ions in sweat complex with a chloride-detecting agent to form a visible precipitate; diagnosis of cystic fibrosis |
| 03/23/2000 | WO2000016231A1 Method for screening and producing compound libraries |
| 03/23/2000 | WO2000016094A1 Method of detecting thiol-containing compound |
| 03/23/2000 | WO2000016093A1 Use of bathocuproine for the evaluation of the antioxidant power in liquids and solutions |
| 03/23/2000 | WO2000016074A1 Opto-chemichal sensor and corresponding production method |
| 03/23/2000 | WO2000015178A2 Computer implemented pharmacokinetics method and program |
| 03/23/2000 | CA2344036A1 Pharmacokinetic-based drug design tool and method |
| 03/23/2000 | CA2343914A1 Method for screening and producing compound libraries |
| 03/22/2000 | EP0986750A1 Novel polymerized crystalline colloidal array sensors |
| 03/16/2000 | WO2000014530A1 Azo dye aqueous solution, preparation method and use |
| 03/16/2000 | WO2000014529A1 Sampling and analysis of reactions by trapping reaction components on a sorbent |
| 03/16/2000 | WO2000013796A1 Capillary printing systems |
| 03/16/2000 | WO1999064863A9 Colloidal colorimetric flow through and lateral flow assays utilizing soluble submicron particles |
| 03/16/2000 | DE19830572C1 Chemically activated timing indicator for warranty purpose of objects |
| 03/16/2000 | CA2342785A1 Capillary printing systems |
| 03/16/2000 | CA2342734A1 Azo dye aqueous solution, preparation method and use |
| 03/16/2000 | CA2307617A1 Sampling and analysis of reactions by trapping reaction components on a sorbent |
| 03/15/2000 | EP0985930A2 Visual blood glucose test strip |
| 03/15/2000 | EP0985929A1 Aqueous solution with azo-dye, its manufacturing method and utilization |
| 03/15/2000 | EP0985147A1 Luminol tagged polymers for treatment of industrial systems |
| 03/15/2000 | EP0984792A1 Sterilization indicator |
| 03/15/2000 | CN1247314A Blood sugar detecting strip available for perusal |
| 03/15/2000 | CN1247311A Test paper for determining total hardness of water |
| 03/15/2000 | CN1247310A Process for preparing reagent to qualitatively test organic phosphorus and content measuring method |
| 03/14/2000 | US6037182 Method for detecting a location of contaminant entry in a processing fluid production and distribution system |
| 03/09/2000 | WO2000013009A1 Sensing gaseous substances using metal complexes |
| 03/09/2000 | DE19839705A1 Assay for an analyte is based on peripheral capillary flow of sample into test device comprises indicator-impregnated porous support between liquid-impermeable films |
| 03/09/2000 | DE19832598A1 Surface modification of microtiter plates, useful in chemical assays, immunoassays or drug screening assays, comprises forming insoluble polymer film |
| 03/08/2000 | EP0984274A2 Characterization of heterogeneous catalysts by electrical measurements |
| 03/08/2000 | EP0983505A1 Colorimetric dry reagent test device and method for the determination of analytes in solutions containing interfering colored substances |
| 03/08/2000 | EP0983504A2 Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system |
| 03/04/2000 | CA2282047A1 Characterization of heterogeneous catalysts by electrical measurements |
| 03/02/2000 | WO2000011471A1 Metallic overcoating as a light attenuating layer for optical sensors |
| 03/02/2000 | WO2000011460A1 Method of constant-current polarization voltage and apparatus for karl-fischer technique |
| 03/02/2000 | WO2000011136A1 Fast measuring device of enzymatic activity |
| 03/02/2000 | WO2000010674A1 Method for evaluation of the ratio of amounts of biomolecules or their sub-populations in a mixture |
| 03/02/2000 | DE19838028A1 Monitoring nitrogen oxides emissions from e.g. adsorption filters, gas scrubbers or catalysts used in waste gas purification using a solid electrolyte gas sensor |
| 03/02/2000 | CA2340665A1 Metallic overcoating as a light attenuating layer for optical sensors |
| 03/01/2000 | EP0981750A1 Method and device for producing a predetermined distribution of detectable change in assays |
| 02/29/2000 | US6030842 Method, composition and device for the determination of free halogens in aqueous fluids |