| 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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| 08/31/1993 | US5240862 Process and device for the separation of a body fluid from particulate materials |
| 08/31/1993 | US5240844 Colorimetric analysis |
| 08/31/1993 | US5240681 Apparatus for injection analysis of total inorganic phosphate |
| 08/31/1993 | US5240604 Multidimensional chromatographic system |
| 08/31/1993 | US5240603 Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids |
| 08/29/1993 | CA2089857A1 Method for deciding the reactivity and soot index of carbon products and equipment therefor |
| 08/25/1993 | EP0377729B1 Improved methods of using chemiluminescent 1,2-dioxetanes |
| 08/24/1993 | US5238846 Indicator compositoin of potassium permanganate, sodium hydroxide and sodium acetate |
| 08/24/1993 | US5238818 Oxidizable color producing reagent |
| 08/24/1993 | US5238610 Method of detecting oxidizing agents in aqueous media through the use of chemiluminescent microemulsions |
| 08/24/1993 | CA1321535C Oxidative rainbow |
| 08/19/1993 | WO1993016386A1 Method for immobilizing dye on substrates |
| 08/19/1993 | WO1993015829A1 Temperature scanning reactor |
| 08/19/1993 | CA2129839A1 Method for immobilizing dye on substrates |
| 08/19/1993 | CA2128723A1 Temperature scanning reactor |
| 08/18/1993 | EP0555464A1 Compositions and methods for identifying a solution. |
| 08/18/1993 | EP0526559A4 Reaction control and solids characterization device |
| 08/17/1993 | US5236848 Procedure and agent for the determination of nitrate ions |
| 08/17/1993 | US5236845 Comparing absorbance curve of complex formed from sample and 3-/2-pyridyl/-5,6-bis/4-phenylsulfonic acid/-1,2,4-triazine with standard ferrous ion complex |
| 08/17/1993 | US5236353 For analysis |
| 08/11/1993 | EP0555045A1 Improved oxidative coupling dye for spectrophotometric quantitative analysis of analytes |
| 08/11/1993 | EP0428514B1 Process and device for determining oxidable substances contained in the water of an aqueous sample liquid |
| 08/11/1993 | CN1075210A Automatic titrimeter for measuring resistance of titration liquid |
| 08/10/1993 | US5234818 3-aminopyrazolo heterocyclic derivatives, and use for colorimetric determinations |
| 08/10/1993 | CA1321160C Apparatus for fixing the position of the test zones of a test strip and for reversing the latter |
| 08/05/1993 | WO1993015403A1 Food spoilage detection method |
| 08/05/1993 | WO1993015402A1 An apparatus for indicating the presence of co2 and a method of measuring and indicating bacterial activity within a container or bag |
| 08/05/1993 | WO1993015401A1 Sample dispersing apparatus and method for use with pyrolysis furnace |
| 08/05/1993 | WO1993015398A1 Method of identifying chemicals by use of non-radioactive isotopes |
| 08/05/1993 | WO1993014699A1 Indicator for determining and indicating the fat and moisture content of human skin |
| 08/05/1993 | CA2126694A1 Food spoilage detection method |
| 08/04/1993 | EP0553427A1 Water-soluble methylenebis(dialkylaniline) derivatives and application thereof |
| 08/03/1993 | US5232663 Rapid binding reaction and separation of product during flow through fixing layer; absorbent layer downstream with detection means |
| 08/03/1993 | CA1320843C Reflection plate for a biochemical measuring instrument |
| 07/29/1993 | DE4302218A1 Indicator of fat and moisture content in human skin - contains fat and moisture sensitive substance on carrier which changes colour depending on skin fat or moisture content |
| 07/28/1993 | CN2139269Y Nitrogen apparatus |
| 07/27/1993 | US5231034 Cupric chloride assay for detection of analytes |
| 07/22/1993 | WO1993014399A1 Carbon dioxide detector |
| 07/22/1993 | WO1993014241A1 A method for the acidic conversion treatment of aluminum containing metal |
| 07/22/1993 | CA2127377A1 A method for the acidic conversion treatment of aluminum containing metal |
| 07/21/1993 | EP0552107A1 pH and pCO2, sensing by luminescent lifetimes and energy transfer |
| 07/21/1993 | EP0263875B1 Multiple control standard for blood analysis |
| 07/20/1993 | US5229300 Adjusting pH in aqueous solution; partitioning with semipermeable membrane |
| 07/20/1993 | US5229299 Analyzing for sodium chloride in concretes, silver dichromate |
| 07/20/1993 | US5229295 Method for testing gasoline for water and alcohol in the presence or absence of the other |
| 07/20/1993 | CA1320420C Paper chemical agent detectors |
| 07/18/1993 | CA2087412A1 Ph and pco2 sensing by luminescent lifetimes and energy transfer |
| 07/13/1993 | US5227310 Device and method for assay of liquid sample |
| 07/13/1993 | US5227135 Chemiluminescence detector and flame ionization detector |
| 07/07/1993 | CN2137792Y Automatic controlling titration apparatus for test colour |
| 07/07/1993 | CN1021520C Method for mfg. available chlorine indicator paper |
| 07/06/1993 | US5224373 Flexible humidity indicator and container |
| 07/06/1993 | CA1319831C Sensing device for analysis |
| 07/01/1993 | DE4143170A1 Determining mercury content in gases - by removing sample, feeding through glass frit, cooling, feeding to condenser, heating and analysing in photometer |
| 06/30/1993 | EP0502121A4 Process and apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds |
| 06/30/1993 | EP0501955A4 Selective detection of vapors |
| 06/29/1993 | US5223438 Preventing liberation of iodine giving false results; diagnostic process; comprising iodic acid, or iodate, and monovalent thallium compound |
| 06/29/1993 | US5223436 Test carrier for the analytical determination of a component of a liquid sample |
| 06/29/1993 | US5223433 Temperature stabilized fluid calibration system |
| 06/29/1993 | US5223390 Analytical elements containing non-reactive blocking dyes |
| 06/29/1993 | US5222390 Crystallization analysis fractionization |
| 06/24/1993 | WO1993012428A1 Ion-sensitive dyes |
| 06/23/1993 | EP0548020A2 Method for the continuous quantitative determination of fluorine containing compounds |
| 06/23/1993 | EP0547709A2 Test elements and method for manufacturing thereof |
| 06/23/1993 | EP0547114A1 Microassay on a card |
| 06/22/1993 | US5221626 Adding a 2-pyridylazo-aminophenol deriving zinc coloring reagent and a mixture of a surfactant, salicylaldoxime and dimethyglyoxime which masks nickel, cobalt, iron or cooper to a serum sample and measuring absorbance of solution |
| 06/20/1993 | CA2084731A1 Slide frame and manufacturing process |
| 06/16/1993 | EP0546390A1 Device for creatinine determination |
| 06/10/1993 | CA2084528A1 System for creatinine determination |
| 06/09/1993 | EP0545148A1 Indicators for determining the protonconcentration |
| 06/09/1993 | EP0545128A1 Improved composition and device for urinary protein assay and method of using the same |
| 06/09/1993 | EP0544988A1 Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids |
| 06/09/1993 | CN2135783Y Precision counter for buret |
| 06/02/1993 | EP0544142A1 Process and apparatus for elemental analysis of halogens |
| 06/02/1993 | CN2135153Y Titration apparatus for volumetric analysis |
| 06/01/1993 | US5215925 Complexing with formazan dyes at a PH from about 8.5 to 10.5 and colorimetric analysis |
| 06/01/1993 | US5215924 Method for the determination of an ion with increased sensitivity, use of substances which are suitable for this and a corresponding agent |
| 06/01/1993 | US5215922 Colorimetric analysis; complexing in presence of magnesium which binds 8-hydroxyquinoline-5-sulfonate without forming colored complex and nonreactive with arsenazo III |
| 06/01/1993 | US5215712 Reagent layer having pigment with solubility which varies with ion concentration; detecting color developed on surface of spreading layer |
| 06/01/1993 | CA1318580C Analytical test strip |
| 05/30/1993 | CA2081868A1 Composition and device for urinary protein assay and method of using the same |
| 05/28/1993 | CA2074667A1 Method and apparatus for analysis of macromolecular materials by pyrolysis |
| 05/27/1993 | WO1993010450A1 Fluorophore-assisted therapeutic drug monitoring |
| 05/18/1993 | US5212098 Bromide ion determination |
| 05/18/1993 | US5212095 Flow injection nonaqueous solvent neutralization titration process and apparatus |
| 05/18/1993 | US5211914 Test carrier for the determination of ions |
| 05/18/1993 | US5211679 Air quality monitoring method and apparatus |
| 05/18/1993 | CA1317793C Dosimeter construction |
| 05/18/1993 | CA1317790C Apparatus for the heat treatment of gaseous samples |
| 05/13/1993 | WO1993009430A1 Method of analysis |
| 05/05/1993 | EP0540377A1 Device for monitoring gases |
| 05/04/1993 | US5208165 Method for testing the soluble contents of nuclear reactor coolant water |
| 05/04/1993 | US5207985 Kit for use in assay method for the determination of lithium with novel substituted crown dyes |
| 05/04/1993 | US5207507 Method for continuous thermogravimetric analysis of coal |
| 04/28/1993 | EP0539175A2 Reagent composition for measuring ionic strength or specific gravity of aqueous solution samples |
| 04/28/1993 | EP0538678A2 O-FID analytical equipment and method |
| 04/27/1993 | US5206175 Using a fluorescent dye to form an adduct and measuring the difference in the absorption spectra |
| 04/27/1993 | US5205988 Semipermeable membrane; solvent to dissolve and absorb; means to add reagent; detectors |
| 04/20/1993 | US5204270 Furnace with two hot zones holding multiple gas analysis cells; infrared light detectors; quantitative analysis of formed oxidation gases |
| 04/20/1993 | US5204242 Substituted phenols |