| Patent No. | Patent Title: |
| 4725552 | Karl Fischer reagent and its use |
| 4710458 | Nylon strips for medical assay |
| 4684807 | Flow contoured electron capture detector cell |
| 4678483 | Methods of particulate measurement |
| 4677078 | Oxygen monitoring device and method |
| 4677079 | Process for determining the composition of binary liquid mixture |
| 4677076 | Process for determining water in samples containing water |
| 4671939 | Apparatus for analyzing the influence of additive reagents upon t... |
| 4672043 | Stabilization of developed electrophoregrams |
| 4670402 | Use of benzimidazole derivatives for the detection of blood and o... |
| 4670400 | Determination of monomer conversion by headspace analysis |
| 4670401 | Axillary androstenol and dehydroepiandrosterone as fertile period... |
| 4670218 | Ion test means having a porous carrier matrix |
| 4668636 | Analytical assembly usable in apparatuses for optically determini... |
| 4668640 | Fluorescence polarization immunoassay utilizing substituted ... |
| 4668472 | Slide for chemical analysis |
| 4663127 | Gas flow cartridge having resilient flexible membrane with slit ... |
| 4661305 | Method of marking a substrate using a markable thermochromic arti... |
| 4658914 | Controlling sulfide scavenger content of drilling fluid |
| 4659677 | Method providing liquid mixing outside containers |
| 4657872 | Laser-enhanced flame ionization detection |
| 4657737 | Apparatus for determining the fuel-air ratio of Otto engines |
| 4655878 | Method of regulating fuel supply rate for heating a coke oven |
| 4654311 | Serum pretreatment for digoxin assay |
| 4654197 | Cuvette for sampling and analysis |
| 4654309 | Test method and article for estimating the concentration of free ... |
| 4652529 | Serum pretreatment for tricyclic antidepressant drug assays |
| 4652674 | Method for monitoring the fluorescence of 4-carboxy-p-terphenyl i... |
| 4651008 | Sample inlet system for an electron capture detector |
| 4650768 | Stable chloride test device |
| 4649124 | Electrolytic conductivity detection process |
| 4649123 | Ion test means having a hydrophilic carrier matrix |
| 4649122 | Means for determining percentage of glycohemoglobin in whole bloo... |
| 4647541 | Method for performing an occult blood test |
| 4647542 | Karl Fischer reagent and method for determining water by means of... |
| 4645742 | Materials for determining fructosamine levels in blood samples |
| 4645744 | Unified test means for ion determination |
| 4643980 | Glutaraldehyde indicator |
| 4642295 | Methods of determining fructosamine levels in blood samples |
| 4640896 | Whole blood clotting timer |
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