| 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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| 12/10/1986 | EP0204616A1 Compositions useful for detecting oxygen, process for preparing these compositions and oxygen detectors comprising them |
| 12/10/1986 | EP0204334A2 Integral multilayer analytical element for analysis of ammonia-forming substrate |
| 12/03/1986 | EP0203443A2 Test kit for the carrying out of chemical analyses |
| 12/03/1986 | EP0203334A2 Means and method for the determination of calcium |
| 12/02/1986 | US4626413 Instrument for measurement of the organic carbon content of water |
| 12/02/1986 | US4626412 Method and apparatus for carrying out catalyzed chemical reactions and for studying catalysts |
| 11/26/1986 | EP0202824A2 Oxidation process |
| 11/26/1986 | EP0202423A1 Portable gas dosimeter |
| 11/25/1986 | US4624133 Apparatus for determining the concentration of oil in another liquid |
| 11/20/1986 | EP0201663A1 Test tubes |
| 11/18/1986 | US4623461 Transverse flow diagnostic device |
| 11/18/1986 | CA1214093A1 Specimen-collection wipe for occult-blood detection |
| 11/12/1986 | CN85103706A Synthesis of bromo-azo-phosphines (psn), a color producing reagent for the determination of total amount of rare earth |
| 11/12/1986 | CA1213982A Process and device for indicating and evaluating environmental parameters |
| 11/12/1986 | CA1213817A Cuvette for the analytical determination of chemical components in fluids |
| 11/12/1986 | CA1213816A Method and composition for detecting the presence of a chromate coating on aluminum |
| 11/11/1986 | US4622207 Reagent test device having sealed matrix boundaries |
| 11/11/1986 | US4622009 Carbon, hydrogen, and nitrogen analyzer |
| 11/05/1986 | EP0200142A1 Integral multilayer analytical element |
| 11/04/1986 | US4620941 Thermochromic compositions |
| 10/29/1986 | EP0199205A1 Sealed reagent matrix |
| 10/29/1986 | EP0198971A1 Process for purification of silane and analysis of contaminants therein |
| 10/28/1986 | US4619902 Total organic carbon analyzer |
| 10/28/1986 | US4619900 Solvent for the determination of water by the Karl Fischer method |
| 10/22/1986 | EP0198426A1 Combination of Microingredient and tracer |
| 10/22/1986 | EP0198286A2 Analytical compositions, elements and methods utilizing reduction of ferric ion chelates to form detectable dyes |
| 10/21/1986 | US4618475 Reagent test device containing hydrophobic barriers |
| 10/21/1986 | US4618452 Rinsing to remove explosives, contacting with strong base suspension |
| 10/21/1986 | CA1212891A1 Collection of specimens and detection occult blood therein |
| 10/15/1986 | CN86102668A Microingedient containing tracer |
| 10/14/1986 | CA1212605A1 Gaseous contaminant dosimeter with modified absorbant medium |
| 10/14/1986 | CA1212602A1 Assay for analysis of whole blood |
| 10/07/1986 | US4615983 Separating bound antigen-antibodies and free labelled antigen; efficient, storable |
| 10/01/1986 | CN86100651A Fastly and simply determining method for discriminating pure honey from adulterate one |
| 09/23/1986 | US4613575 Indicator for determining organic isocyanates on a carrier |
| 09/23/1986 | US4613574 Calibrated precipitate to determine eye irritating properties |
| 09/17/1986 | CN85102679A Direct reading microcomputer analyzer for automatically analyzing carbon and sulphur in steel |
| 09/16/1986 | US4612290 Extraction with amine, photometry |
| 09/16/1986 | US4612289 Method for analyzing liquid sample |
| 09/10/1986 | EP0193939A2 Line system for laboratory purposes |
| 09/10/1986 | EP0193692A1 Process for assessing the surface state of keratinous fibres, and composition for carrying out said process |
| 09/10/1986 | EP0193652A2 Method and activation mixture for determining nitrogen in organic compounds |
| 09/10/1986 | CN86101953A Rapid colorimetric estimation and automatic measuring device of total cyanogen |
| 09/10/1986 | CN86101111A Chemical method for the measurement of low temp. plasma |
| 09/09/1986 | US4610966 Dansyl chloride testing method |
| 09/09/1986 | CA1211007A1 Process and apparatus for sealing reagent ribbons |
| 09/03/1986 | EP0193061A2 Viability test device |
| 09/03/1986 | EP0193036A2 Use of an optical filter with a reversible change of colour |
| 09/02/1986 | CA1210677A1 Use of quaternary ammonium polyelectrolyte salts in test means, test device and method for determining the ionic strength or specific gravity of a liquid sample |
| 08/27/1986 | EP0192129A2 Method for making reagent solutions |
| 08/26/1986 | US4608345 Accurate simplified qualitative analysis |
| 08/19/1986 | US4606351 Hermetic sealed, light permeable membrane enclosing a liquid crystal |
| 08/19/1986 | CA1209887A1 Analytical test composition, device and method for the determination of peroxidatively active substances ms-1286 |
| 08/14/1986 | WO1986004681A1 Reducible compounds and analytical compositions, elements and me thods utilizing same |
| 08/12/1986 | US4605629 Method of eluting reagent from reagent strips for chemical analyses and reagent strip therefor |
| 08/06/1986 | EP0189809A2 Stable chloride test device |
| 08/06/1986 | EP0189640A1 Diluting dosage device |
| 08/05/1986 | US4604347 Analytical element for dry analysis |
| 08/05/1986 | US4604264 Test strips |
| 08/05/1986 | CA1209020A1 Relative humidity or water activity apparatus |
| 07/30/1986 | EP0188667A2 Method for titrimetric content determinations in chemical reaction systems |
| 07/30/1986 | EP0188516A1 Reagent test for determining the water content of a product |
| 07/22/1986 | US4601882 Oxygen analyzer |
| 07/15/1986 | US4600827 Dual-powered pyrolysis probe driving circuit |
| 07/15/1986 | CA1207605A1 Sterilizing agent-detecting probe semi-permeable membrane |
| 07/09/1986 | CN85100454A Volumetric apparatus |
| 07/02/1986 | EP0186115A2 Electrochemical method for determining end points of organic or inorganic reactions and electrode therefor |
| 07/02/1986 | EP0186100A2 Analytical device and method for using same |
| 07/02/1986 | EP0185982A1 Reagent test device |
| 07/02/1986 | CA1206793A Process for cheese making |
| 07/01/1986 | US4597942 Device to indicate the concentration of ethylene oxide in the workplace |
| 07/01/1986 | US4597806 Precipitating nickel with dimethylglyoxime;adding soluble copper c |
| 06/24/1986 | US4596696 Disposable sterilizer mechanical air removal test pack |
| 06/17/1986 | US4595011 Transdermal dosimeter and method of use |
| 06/11/1986 | EP0183697A1 A method and a device for the quantitative assay of nh 3? in a sample |
| 06/10/1986 | US4594225 Elements for analysis of calcium |
| 06/10/1986 | US4594224 Analytical element |
| 06/04/1986 | EP0183442A2 Chromatographic device and method |
| 06/03/1986 | US4592893 Quantitative analysis of liquids |
| 05/28/1986 | EP0182179A1 Integral multilayer analytical element for use in the measurement of alkaline phosphatase acitivity |
| 05/28/1986 | EP0182102A2 Method of determining the amount of an anionic material |
| 05/27/1986 | US4591556 Apparatus and associated methods for use in microbiological, serological, immunological, clinical-chemical and similar laboratory work |
| 05/27/1986 | US4591524 Chromatographic sheet of layer for pressurized layer chromatographic apparatus |
| 05/27/1986 | CA1204988A1 Test strip and process for the production thereof |
| 05/13/1986 | US4588696 Pellet process for the detection of formaldehyde and/or glutaraldehyde |
| 05/13/1986 | US4588695 Colorimetric analysts |
| 05/13/1986 | US4588555 Device for use in chemical reactions and analyses |
| 05/13/1986 | US4588554 Reagent package |
| 05/13/1986 | CA1204300A1 Process for monitoring incremental environmental exposures of products that undergo progressive quality changes in response to environmental stimuli |
| 05/07/1986 | EP0179758A1 Reagent for the determination of inorganic phosphate and use thereof in a rate analysis method. |
| 05/06/1986 | US4587101 Measuring device for determining the O2 content of a sample |
| 05/06/1986 | US4587100 Multilayer analytical element for the detection of hydrogen peroxide |
| 05/06/1986 | US4587099 Test strips for the detection of a liquid sample component |
| 05/06/1986 | CA1204048A1 Method for the detection and removal of substitution labile transition metal ions |
| 04/29/1986 | CA1203743A1 Karl-fischer reagent and procedure for the determination of water using it |
| 04/23/1986 | EP0178461A2 Method for determining the free acid content of metal chloride compositions |
| 04/15/1986 | US4582795 Device for rapid diagnosis of dental caries |
| 04/15/1986 | US4582686 Apparatus for analyzing elements contained in metal compositions |
| 04/15/1986 | US4582684 Cuvette for the photo determination of chemical components in fluids |
| 04/15/1986 | US4582572 Passing constant direct current through solution to be titrated |