| 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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| 10/04/2000 | EP1040348A1 Method for combinatorial material development using differential thermal images |
| 10/04/2000 | EP1002227A4 Simultaneous analyte determination and reference balancing in reference t-sensor devices |
| 10/04/2000 | CN1268664A Method for analysing hydrogen sulfide content in hydride gas |
| 10/03/2000 | US6127189 Compositions and methods for detection of an amine compound in a fingerprint |
| 10/03/2000 | US6126900 Graphite nonwovens as functional layers in diagnostic test kits |
| 10/03/2000 | US6126765 Method of producing microchannel/microcavity structures |
| 09/28/2000 | WO2000057175A1 Methods for optimal usage and improved valuation of corrosive petroleum feedstocks and fractions |
| 09/28/2000 | WO2000057174A1 Apparatus for analysing reduced inorganic sulfur |
| 09/28/2000 | WO2000057171A2 Hydride gas detecting tape |
| 09/28/2000 | DE19913858A1 High-Throughput-Screening-Verfahren zur Bestimmung der Enantioselektivität asymmetrisch verlaufender Reaktionen High-throughput screening method for determining the enantioselectivity of asymmetric extending reactions |
| 09/28/2000 | CA2333366A1 Hydride gas detecting tape |
| 09/27/2000 | EP1039298A2 Multilayer analytical test element |
| 09/27/2000 | EP1039294A2 A method and apparatus for the analysis of a liquid carrying a suspension of organic matter |
| 09/27/2000 | EP1038176A2 Embossed test strip system |
| 09/27/2000 | CN1267830A Multilayer analyzer |
| 09/26/2000 | US6124135 Method of determining an alkali ion |
| 09/26/2000 | US6123904 Sensing means is a thermistor insulated to increase in temperature unless cooled by fluid; loss-of-liquid detector for a chemical reactor that detects the absence of sample fluid in a carbon-content of water measuring system |
| 09/26/2000 | US6123676 Method and apparatus for detecting an increased risk of a premature birth |
| 09/24/2000 | CA2302380A1 Analysis of hydrogen sulfide in hydride gases |
| 09/21/2000 | DE19912365A1 Mehrschichtiges analytisches Hilfsmittel The multilayer analytical tools |
| 09/21/2000 | DE19849105C1 Verfahren und Einrichtung zur methanfreien Kohlenwasserstoffmessung Method and apparatus for methane-free hydrocarbon measurement |
| 09/20/2000 | EP1037045A2 Quick acting toxic ammonia test for aqueous samples |
| 09/20/2000 | EP1037044A1 Method for measuring iodine, reaction instrument for specimen pretreatment, and device for hermetically sealing reaction instrument for specimen pretreatment |
| 09/20/2000 | EP1037036A1 Photometric gas detection system and method |
| 09/20/2000 | EP1036594A2 Multichannel droplet generator |
| 09/20/2000 | EP1036334A1 Ion detector consisting of particles with target and indicator ionophores distributed therein |
| 09/20/2000 | CN1266990A Reagent for speedily detecting residual agricultural organophosphorus chemicals |
| 09/16/2000 | CA2300785A1 Quick acting toxic ammonia test for aqueous samples |
| 09/14/2000 | WO2000054039A1 Selective polymer material |
| 09/14/2000 | WO2000053812A2 Replica amplification of nucleic acid arrays |
| 09/14/2000 | DE19911456A1 Mehrkanal-Tropfengenerator Multi-channel droplet generator |
| 09/14/2000 | CA2582809A1 Replica amplification of nucleic acid arrays |
| 09/14/2000 | CA2411514A1 Nucleotide compounds having a cleavable linker |
| 09/13/2000 | EP1034423A1 Optical assaying method and system having movable sensor with multiple sensing regions |
| 09/13/2000 | EP0996504A4 System and manufacturing of small volume transferer |
| 09/12/2000 | US6117686 Method for detecting harmful gases which is applicable to broad gas concentration range |
| 09/12/2000 | US6117685 Ozone indicator and ozone detecting ink |
| 09/12/2000 | US6117396 Device for delivering defined volumes |
| 09/12/2000 | US6117395 Having at least two plate-like housing parts which lie against each other with respective contact faces, wherein in the contact face of at least one housing part there is provided at least one channel that is covered by the other housing part |
| 09/12/2000 | US6117090 Method and apparatus for detecting amine producing organisms in the vagina |
| 09/08/2000 | WO2000052464A1 Reagent and method for detecting an adulterant in an aqueous sample |
| 09/08/2000 | WO2000051720A2 Chemical processing microsystems and methods for preparing and using same |
| 09/07/2000 | DE19906151A1 Verfahren und Vorrichtung zum Bestimmen des TOC-Gehaltes in wäßrigen Proben Method and apparatus for determining the TOC content in aqueous samples |
| 09/06/2000 | EP1032850A1 Self-scintillating sheet material for radioactive species analysis |
| 09/06/2000 | CN2395275Y Detector vessel for oxygen content in air |
| 09/06/2000 | CN1265739A Deposited reagent for chemical processes |
| 09/06/2000 | CN1265468A In-situ zinc content measuring method for inferior internal combustion engine oil |
| 09/06/2000 | CN1265467A In-situ total base number measuring method for inferior internal combustion engine oil |
| 09/05/2000 | US6114170 Mixture of one or more ph buffers, one or more ph indicators, and one or more surfactants; color change indicating strength is directly dependent on specific gravity and not on a ph shift |
| 09/05/2000 | US6113856 Immobilizing a ph indicator containing an ionizable phenol group and a negatively charged group in a solid matrix polymer to which quaternary ammonium groups are covalently bound |
| 08/30/2000 | EP1031030A1 Rapid screening assay methods and devices |
| 08/30/2000 | CN2394221Y Portable intellectual and multifunctional methane detecting alarm instrument |
| 08/30/2000 | CN1264837A Automatic analyzer of chemically needed oxygen quantity for full digestion and its application method |
| 08/29/2000 | US6109095 Metal oxide semiconductor catalyst hydrocarbon sensor |
| 08/23/2000 | EP1029238A1 Sampling and analysis of reactions by trapping reaction components on a sorbent |
| 08/23/2000 | EP1028806A1 Device and methods for single step collection and assaying of biological fluids |
| 08/23/2000 | CN1264041A Method for eliminating Fe2+ interference in detection of Zn content |
| 08/22/2000 | US6107100 Mixing analyte with thiol-specific reagent to produce intermediate, mixing with solvent insoluble compound and solvent to form a stable solid state complex; accurate, sensitive detection in biological fluids |
| 08/22/2000 | US6107099 Hydrophobic fluorescent polymer membrane for the detection of ammonia |
| 08/22/2000 | US6107097 Synthetic test soil |
| 08/22/2000 | US6106780 To determine the chemical and biological constituents in bodily fluids. |
| 08/17/2000 | WO2000047993A1 Method and device for determining the toc content of aqueous samples |
| 08/17/2000 | WO2000047991A1 Gas sensors with high specificity and poison resistance |
| 08/17/2000 | WO2000047988A1 Method for determining flame retardance of polymer compositions |
| 08/17/2000 | WO2000047598A1 Method and apparatus for compound library preparation using optical modulator |
| 08/17/2000 | WO2000013796A9 Capillary printing systems |
| 08/16/2000 | EP1027159A1 Method and apparatus for making arrays |
| 08/16/2000 | CN1263265A Reagent formula for field discrimination of zinc content of oil quality of internal combustion engine oil |
| 08/16/2000 | CN1263264A Reagent formula for field discrimination of total alkali value of oil quality of internal combustion engine oil |
| 08/16/2000 | CN1263260A Sample collecting head |
| 08/15/2000 | US6103194 Apparatus for testing items of metal such as jewelry |
| 08/10/2000 | WO2000046598A1 System for automatically testing a fluid specimen |
| 08/10/2000 | WO2000046588A1 Multicomponent test systems useful in analyzing liquid samples, and uses therefor |
| 08/10/2000 | DE19903860A1 Titration process to determine the concentration of a substance within samples taken without recalibration of the test instruments |
| 08/09/2000 | EP1026503A2 Liquid specimen collection device |
| 08/09/2000 | EP1024900A1 Methods and apparatus for determining analytes in various matrices |
| 08/09/2000 | CN1262629A High-throughput screening assay systems in microscale fluidic devices |
| 08/09/2000 | CN1262437A Antiforge colour marked test strip method for wine |
| 08/09/2000 | CN1055288C Cation-sensing composite structure and compounds for use therein |
| 08/08/2000 | US6100097 Dispensing 0.5 to 5 ml of liquid monomer into container, stirring in 0.05 to 0.2 grams of palladium-molybdate powder, using filter paper to collect residue, adding 1 to 5 ml of polar solvent; blue color indicates methyl methacrylate |
| 08/08/2000 | US6099801 pH and amine test elements and applications to diagnosis of vaginal infections |
| 08/08/2000 | US6098423 Hydrogen sulfide is oxidised to form water and sulfur dioxide, separation of sulfur dioxide from water, isotopic measurement on the sulfur in sulfur dioxide; reduction of water to form hydrogen, isotopic measurement on the hydrogen |
| 08/03/2000 | WO2000044932A2 Homogeneous enzymatic assay for vitamin b6 |
| 08/02/2000 | EP1024359A1 Method of constant-current polarization voltage and apparatus for karl-fischer technique |
| 08/02/2000 | EP1023598A1 Chemical indicator and its use |
| 08/02/2000 | EP1023456A1 Analyte assay using particulate labels |
| 08/01/2000 | US6096557 Gas detection method and apparatus using gas reactive pigment |
| 08/01/2000 | US6096270 Apparatus and methods useful in determining disinfectant effective concentration of hypochlorite ions |
| 08/01/2000 | US6096269 For rapid analysis of biological fluids |
| 07/27/2000 | WO2000043778A1 Indicator device |
| 07/27/2000 | WO2000043771A1 Mass spectrometric screening of catalysts |
| 07/27/2000 | DE19902277A1 Verbrennungsofen für die Verbrennung von flüssigen Proben Combustion furnace for the combustion of liquid samples |
| 07/26/2000 | EP1022564A2 Combustion oven for combustion of liquid samples |
| 07/26/2000 | EP1021712A4 Phosphorescent dendritic macromolecular compounds for imaging tissue oxygen |
| 07/26/2000 | EP1021712A1 Phosphorescent dendritic macromolecular compounds for imaging tissue oxygen |
| 07/26/2000 | CN1054878C Use of azo dyes for marking hydrocarbons and novel azo dyes |
| 07/25/2000 | US6093572 Mixture of iron (ii) sulfate or iron (ii) sulfate heptahydrate, tannin and citric acid or citric acid 1-hydrate; oxygen indicator for storage of food or drugs; for protective or decorative coatings of outdoor articles |
| 07/20/2000 | WO2000042438A1 Optical-chemical sensor for detecting chloride |
| 07/20/2000 | WO2000042427A1 Detection of base contaminants in gas samples |
| 07/20/2000 | WO2000042212A1 Optimized high-throughput analytical system |