ClassID:

168868

G01N30/74 - page 2 - CPC Classification

Classification description:

Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation; Column chromatography; Detectors specially adapted therefor Optical detectors

Recent Application in this class:
#301
20190162708
2019-05-30

Data processing device

#302
20190154579
2019-05-23

Sample analysis system, display method, and sample analysis method

#303
20190145943
2019-05-16

Chromatographic data system processing apparatus

#304
20190137460
2019-05-09

Method for identification and quantification of siloxanes in gaseous stream

#305
20190137384
2019-05-09

OPTICAL SENSOR, SYSTEM AND METHODS

#306
20190107487
2019-04-11

Optical flow cell assembly incorporating a replaceable transparent flow cell

#307
20190092800
2019-03-28

LIQUID CHROMATOGRAPHIC SEPARATION OF CARBOHYDRATE TAUTOMERS

#308
20190079062
2019-03-14

Systems and methods for two-dimensional chromatography

#309
20190079061
2019-03-14

Automated system for detection of silicon species in phosphoric acid

#310
20190064127
2019-02-28

Large volume gas chromatography injection port

#311
20190060857
2019-02-28

Out-of-product detection using optical sensors

#312
20190056323
2019-02-21

FLUORESCENCE DETECTION APPARATUS, ANALYSIS METHOD, AND FLUORESCENCE DETECTION SYSTEM

#313
20190056312
2019-02-21

Flow cell for direct absorption spectroscopy

#314
20190031674
2019-01-31

Quantification and preparation of pharmaceutical grade cantharidin

#315
20190017977
2019-01-17

METHOD FOR MONITORING OF FOULANTS PRESENT ON CHROMATOGRAPHIC RESINS USING FLUORESCENCE PROBE

#316
20190017976
2019-01-17

Chromatograph device

#317
20190017873
2019-01-17

Process and system for sample analysis

#318
20190011356
2019-01-10

Polymeric device suitable for ultraviolet detection

#319
20180372698
2018-12-27

LIQUID CHROMATOGRAPHY DEVICE

#320
20180369812
2018-12-27

Measurement of an analyte with a cartridge

#321
20180348175
2018-12-06

System for detecting liquid analytes

#322
20180346957
2018-12-06

High throughput quantification and characterization of foot and mouth disease virus and products thereof

#323
20180339244
2018-11-29

METHOD FOR CONTROLLING CONTINUOUS CHROMATOGRAPHY AND MULTI-COLUMN CHROMATOGRAPHY ARRANGEMENT

#324
20180335408
2018-11-22

COMBINED FLUORESCENCE AND ABSORPTION DETECTOR FOR ON-COLUMN DETECTION AFTER CAPILLARY SEPARATION TECHNIQUES

#325
20180333454
2018-11-22

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#326
20180333453
2018-11-22

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#327
20180325991
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#328
20180325990
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#329
20180325989
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#330
20180325988
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#331
20180325987
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#332
20180325986
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#333
20180325985
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#334
20180325984
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#335
20180325983
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#336
20180325982
2018-11-15

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#337
20180321252
2018-11-08

Quantitation of glycan moiety in recombinant glycoproteins

#338
20180321200
2018-11-08

Preparative separation chromatograph system

#339
20180321189
2018-11-08

Systems and methods for capillary electrophoresis, isoelectric point, and molecular weight analysis

#340
20180313796
2018-11-01

DMD based UV absorption detector for liquid chromatography

#341
20180292366
2018-10-11

METHODS FOR ANALYZING CYSTEAMINE COMPOSITIONS

#342
20180284081
2018-10-04

Rapid desorber heating and cooling for trace detection

#343
20180284080
2018-10-04

Liquid Chromatograph Apparatus

#344
20180284077
2018-10-04

Methods for analysis and resolution of preparations of dianhydrogalactitol and derivatives or analogs thereof

#345
20180275104
2018-09-27

Chromatography system and a method therefor

#346
20180275097
2018-09-27

Method and apparatus for detecting particles, like biological macromolecules or nanoparticles

#347
20180259494
2018-09-13

Polar pesticide determination using chromatography

#348
20180259430
2018-09-13

Method and apparatus to measure multiple signals from a liquid sample

#349
20180250610
2018-09-06

MULTI-MODAL, MULTI-DETECTOR LIQUID CHROMATOGRAPHIC SYSTEM

#350
20180238845
2018-08-23

Integrated illumination-detection flow cell for liquid chromatography

#351
20180238844
2018-08-23

Analysis method for mycotoxins

#352
20180231511
2018-08-16

DETECTOR FOR LIQUID CHROMATOGRAPHY

#353
20180231461
2018-08-16

Systems and methods for refractive index detection

#354
20180224409
2018-08-09

FLOW PATH STRUCTURE AND MEASURING DEVICE FOR LIQUID TO BE MEASURED

#355
20180224408
2018-08-09

Flow channel structure and measuring device for measurement target liquid

#356
20180224354
2018-08-09

Identification of chemicals in a sample using GC/SAW and Raman spectroscopy

#357
20180196020
2018-07-12

Preparative liquid chromatographic apparatus

#358
20180185438
2018-07-05

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#359
20180180580
2018-06-28

Biochemical sensing using microbubbles on a chip using whispering gallery mode resonance

#360
20180180579
2018-06-28

Method and system for low temperature detection of semi volatile organic compounds

#361
20180172590
2018-06-21

Aldehyde Analysis System and Method of Use

#362
20180164261
2018-06-14

Microfluidic photoionization detector

#363
20180164219
2018-06-14

Emission-based detector for capillary gas chromatography

#364
20180153955
2018-06-07

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#365
20180149627
2018-05-31

LOW PRESSURE ANION EXCHANGE CHROMATOGRAPHY-TURBIDIMETRIC METHOD FOR SIMULTANEOUS ONLINE ANALYSIS OF TRACE SULFIDE AND CHLORIDE IN WATER SAMPLES

#366
20180136174
2018-05-17

PREPARATIVE CHROMATOGRAPH

#367
20180133285
2018-05-17

VASOPRESSIN FORMULATIONS FOR USE IN TREATMENT OF HYPOTENSION

#368
20180128790
2018-05-10

Detection system and method with nanostructure flow cell

#369
20180120272
2018-05-03

Method to eliminate periodic noise from data collected with a chromatography system

#370
20180104669
2018-04-19

Packing material for liquid chromatography

#371
20180087961
2018-03-29

Spectrum analysis apparatus and calibration method

#372
20180086710
2018-03-29

Determining degradation of 3,4-diaminopyridine

#373
20180080909
2018-03-22

High performance liquid chromatography method for polypeptide mixtures

#374
20180059076
2018-03-01

Integrated high-throughput methods to characterize multi-component polymers

#375
20180059072
2018-03-01

HIGH PERFORMANCE LIQUID CHROMATOGRAPHY METHOD FOR ANALYSIS OF MN DIAGNOSTIC AND THERAPEUTIC LIGAND AND PRECURSOR

#376
20180059005
2018-03-01

Microfluidic Methods and Apparatus for Analysis of Analyte Bearing Fluids

#377
20180045694
2018-02-15

System and method for background removal in spectrometry system

#378
20180045693
2018-02-15

Analytics system and user interface therefor

#379
20180045692
2018-02-15

Systems and methods for characterizing radioactive analytes

#380
20180045690
2018-02-15

Chiral analysis method of bound amino acid and chiral analysis system

#381
20180033510
2018-02-01

System for radiopharmaceutical production

#382
20180031528
2018-02-01

MEANS AND METHODS FOR MINIMIZING SWEPT AND DEAD VOLUMES IN CHROMATOGRAPHIC APPLICATIONS

#383
20180015140
2018-01-18

Vasopressin formulations for use in treatment of hypotension

#384
20180001298
2018-01-04

Metal oxide-based biocompatible hybrid sorbent for the extraction and enrichment of catecholamine neurotransmitters and related compounds, and method of synthesis

#385
20180000891
2018-01-04

Vasopressin formulations for use in treatment of hypotension

#386
20180000890
2018-01-04

Vasopressin formulations for use in treatment of hypotension

#387
20180000889
2018-01-04

Vasopressin formulations for use in treatment of hypotension

#388
20180000888
2018-01-04

Vasopressin formulations for use in treatment of hypotension

#389
20170360878
2017-12-21

Vasopressin formulations for use in treatment of hypotension

#390
20170360877
2017-12-21

Vasopressin formulations for use in treatment of hypotension

#391
20170360876
2017-12-21

Vasopressin formulations for use in treatment of hypotension

#392
20170356888
2017-12-14

Two-speed drive module

#393
20170356887
2017-12-14

Liquid chromatograph and method for correcting detector output value fluctuation of liquid chromatograph

#394
20170354708
2017-12-14

PEPTIDE CONGENERS WITH POLYMER EXCIPIENTS

#395
20170328873
2017-11-16

Methods of determining molecular weight and comonomer characteristics of a copolymer in polymer blends

#396
20170322191
2017-11-09

Diffusion chromatography fluid analysis

#397
20170322080
2017-11-09

Optical fiber arrangement for a system for measuring the light absorption or determining the concentration of a substance

#398
20170315102
2017-11-02

Enhanced nanoscale gas chromatography

#399
20170304288
2017-10-26

Formulations of Methionine Aminopeptidase Inhibitors for Treating Infectious Diseases

#400
20170299559
2017-10-19

System and method for gas sample analysis

#401
20170290881
2017-10-12

Vasopressin formulations for use in treatment of hypotension

#402
20170290880
2017-10-12

Vasopressin formulations for use in treatment of hypotension

#403
20170284976
2017-10-05

Gas chromatographic “in-column” spectroscopic analysis

#404
20170254786
2017-09-07

Thermal stress resistant micro-plasma emission detector unit

#405
20170248562
2017-08-31

Analytical measurement device system

#406
20170248560
2017-08-31

Refractive index-based detection for liquid chromatography using a microring resonator array

#407
20170241962
2017-08-24

Ultrahigh-sensitivity two-dimensional chromatography-based biosensor

#408
20170199166
2017-07-13

Methods for determining relative response factors for impurity analysis using liquid chromatography with absorbance and evaporative light scattering detection

#409
20170198332
2017-07-13

High throughput quantification and characterization of viruses and products thereof

#410
20170160136
2017-06-08

Process and system for sample analysis

#411
20170157203
2017-06-08

Vasopressin formulations for use in treatment of hypotension

#412
20170157202
2017-06-08

Vasopressin formulations for use in treatment of hypotension

#413
20170146547
2017-05-25

RP-HPLC analysis of complex polypeptide mixtures

#414
20170122920
2017-05-04

Coupled analytical instruments for dual mode FTIR/GC-FTIR

#415
20170115260
2017-04-27

Both ultraviolet-visible and double monochromatic fluorescence dual detector for high performance liquid chromatography

#416
20170115259
2017-04-27

HIGH PERFORMANCE LIQUID CHROMATOGRAPHY METHOD FOR ANALYZING IMAGING AGENT, PRECURSOR OF IMAGING AGENT, OR INTERMEDIATE OF IMAGING AGENT

#417
20170089871
2017-03-30

Evaluation systems of block copolymer patterns

#418
20170082486
2017-03-23

Optical detector

#419
20170074857
2017-03-16

MEDICATION ADHERENCE MONITORING DEVICE

#420
20170074841
2017-03-16

Method of and apparatus for formulating multicomponent drug

#421
20170059536
2017-03-02

Cannabinoid concentration analyzer and method

#422
20170052155
2017-02-23

Method for measuring formaldehyde in solutions containing certain formaldehyde-releasing biocides

#423
20170045475
2017-02-16

Nanogap structure for micro/nanofluidic systems formed by sacrificial sidewalls

#424
20170043339
2017-02-16

Nanogap structure for micro/nanofluidic systems formed by sacrificial sidewalls

#425
20170042769
2017-02-16

Method of formulating a multicomponent drug using bases evaluated by Mahalanobis Taguchi method

#426
20170030874
2017-02-02

Vacuum ultraviolet absorption spectroscopy system and method

#427
20170030828
2017-02-02

Vacuum ultraviolet absorption spectroscopy system and method

#428
20170027199
2017-02-02

Process for reducing contaminating Michael acceptor levels in oxycodone and other compositions

#429
20170023535
2017-01-26

Multi-column separation apparatus and method

#430
20170010243
2017-01-12

MULTIPLE COLUMN CHROMATOGRAPHIC SYSTEM AND METHODS OF USE

#431
20170010213
2017-01-12

Measurement method using differential refractometer, differential refractometer using the measurement method, and liquid chromatograph

#432
20170010157
2017-01-12

Spectroscopic detector

#433
20170007502
2017-01-12

Method of and apparatus for formulating multicomponent drug

#434
20170003256
2017-01-05

ESD protected tubing for removing charge from lumen

#435
20160377581
2016-12-29

Vacuum ultraviolet absorption spectroscopy system and method

#436
20160377531
2016-12-29

Vacuum ultraviolet absorption spectroscopy system and method

#437
20160363569
2016-12-15

Method for detailed and bulk classification analysis of complex samples using vacuum ultra-violet spectroscopy and gas chromatography

#438
20160363568
2016-12-15

MULTI-WAVELENGTH LIGHT SOURCE

#439
20160341706
2016-11-24

Methods for Analyzing Cysteamine Compositions

#440
20160320294
2016-11-03

Flow reduction system for isotope ratio measurements

#441
20160313240
2016-10-27

Polymeric device suitable for ultraviolet detection

#442
20160302912
2016-10-20

Dilatation tester for a stent-graft prosthesis

#443
20160290976
2016-10-06

Preparative separation chromatograph

#444
20160290975
2016-10-06

Method for automatic in vitro diagnosis

#445
20160290914
2016-10-06

Sheath flow device for evaporation light scattering detector

#446
20160282318
2016-09-29

Method for baseline correction in a chromatogram

#447
20160282317
2016-09-29

Flow cell

#448
20160274074
2016-09-22

Refractive index detector and liquid chromatograph

#449
20160258913
2016-09-08

Far-ultraviolet absorbance detection device for liquid chromatography

#450
20160238573
2016-08-18

Systems and methods for two-dimensional chromatography

#451
20160238571
2016-08-18

Apparatus for field-flow fractionation

#452
20160231297
2016-08-11

Chromatogram data processing system

#453
20160231294
2016-08-11

LIQUID CHROMATOGRAPHY ANALYSIS UNIT

#454
20160223499
2016-08-04

Apparatus for and method of gas analysis

#455
20160216240
2016-07-28

Data processing system and method for chromatograph

#456
20160209380
2016-07-21

Chromatogram data processing system

#457
20160202218
2016-07-14

Supercritical fluid-liquid chromatograph, and analysis method thereof

#458
20160177716
2016-06-23

Fluid Composition Using Optical Analysis and Gas Chromatography

#459
20160169847
2016-06-16

Techniques for determination of haloacetic acid (“HAA”) presence in aqueous solution

#460
20160168986
2016-06-16

Concentration determining method and system

#461
20160146766
2016-05-26

Eluate analysis and collection

#462
20160139092
2016-05-19

Carbon dioxide liquid phase forming using high volume head displacement

#463
20160139091
2016-05-19

Traps for use with chromatography systems

#464
20160109369
2016-04-21

Substrate for surface enhanced Raman scattering spectroscopy and devices using same

#465
20160091468
2016-03-31

METHOD FOR MEASURING RELATIVE CONTENT OF GRAM-NEGATIVE BACTERIA IN ACTIVE SLUDGE

#466
20160077067
2016-03-17

MULTI-MEASUREMENT FLOW CELL ASSEMBLY FOR LIQUID CHROMATOGRAPHY

#467
20160061804
2016-03-03

Simple method for the detection of sulfur compounds in crude oils and diesel

#468
20160054275
2016-02-25

Method for extending the dynamic range of absorbance detectors

#469
20160047738
2016-02-18

HPLC reverse-flow flow cell

#470
20160033457
2016-02-04

Chromatogram data processing device and processing method

#471
20160018370
2016-01-21

Preparative separation chromatograph system

#472
20160018326
2016-01-21

Systems and methods for refractive index detection

#473
20160003796
2016-01-07

Multi point method and apparatus for monitoring the aging and changes in corresponding tensile performance properties of a polymer

#474
20160003788
2016-01-07

UV LIGHT EMITTING DIODE AS LIGHT SOURCE IN GAS CHROMATOGRAPHY-UV ABSORPTION SPECTROPHOTOMETRY

#475
20150374677
2015-12-31

Analogs of pridopidine, their preparation and use

#476
20150362366
2015-12-17

Spectrometry device, liquid chromatograph, and wavelength calibration method of spectrometer

#477
20150346088
2015-12-03

METHOD AND APPARATUS FOR JUDGING POLISHING PERFORMANCE OF POLISHING LIQUID

#478
20150336872
2015-11-26

PROCESS FOR THE PURIFICATION OF CARBOXYLIC ACIDS

#479
20150330955
2015-11-19

Low-power miniature LED-based UV absorption detector with low detection limits for capillary liquid chromatography

#480
20150308992
2015-10-29

Data processing system and data processing method for chromatograph

#481
20150298025
2015-10-22

FOCUSED SAMPLE DELIVERY AND ELUENT SELECTION FOR CHROMATOGRAPHY

#482
20150286340
2015-10-08

Optical detector

#483
20150260695
2015-09-17

Process and system for rapid sample analysis

#484
20150260693
2015-09-17

Multi-measurement flow cell assembly for liquid chromatography

#485
20150253296
2015-09-10

METHOD FOR DETECTING ANALYTES

#486
20150198573
2015-07-16

Method and system for liquid chromatography data analysis

#487
20150192590
2015-07-09

Method and apparatus for analyzing biomolecules using Raman spectroscopy

#488
20150192551
2015-07-09

Industrial process stream compositional headspace analysis

#489
20150185191
2015-07-02

Lamp temperature management systems and methods for liquid chromatography analyzers

#490
20150177199
2015-06-25

METHOD AND APPARATUS FOR CHARACTERIZING IMPURITY PROFILE OF ORGANIC MATERIALS

#491
20150160171
2015-06-11

Automated Quality Control System for Radiopharmaceuticals

#492
20150153272
2015-06-04

Methods and apparatus for measuring the light absorbance of a substance in a solution

#493
20150143880
2015-05-28

High performance liquid chromatography with UV-visible detection

#494
20150138546
2015-05-21

Spectrophotometer including photodiode array

#495
20150109610
2015-04-23

Spectrometry device

#496
20150101419
2015-04-16

Phase detection in multi-phase fluids

#497
20150096349
2015-04-09

OPTIMIZE ANALYTE DYNAMIC RANGE IN GAS CHROMATOGRAPHY

#498
20150090014
2015-04-02

Detector for liquid chromatography

#499
20150090013
2015-04-02

Method and apparatus for scanning detection

#500
20150089997
2015-04-02

System and method for rapid analysis of polycyclic aromatic hydrocarbons

#501
20150059440
2015-03-05

Vacuum ultraviolet absorption spectroscopy system and method

#502
20150052984
2015-02-26

UV/Vis HPLC photometer

#503
20150027206
2015-01-29

Analytical methods for analyzing and determining impurities in dianhydrogalactitol

#504
20150021265
2015-01-22

Flow splitting in supercritical fluid chromatography systems

#505
20150015885
2015-01-15

FLAME PHOTOMETRIC DETECTOR

#506
20150004714
2015-01-01

Spectrometric device for the analysis of environmental and geological samples

#507
20140373606
2014-12-25

Micromachined flow cell with freestanding fluidic tube

#508
20140338430
2014-11-20

Automated system for handling components of a chromatographic system

#509
20140332674
2014-11-13

Flow cell and liquid analyzer

#510
20140326055
2014-11-06

Chromatography of metal complexes

#511
20140305195
2014-10-16

Preparative column chromatography system

#512
20140268154
2014-09-18

Chromatography system, signal processing apparatus, chromatography data processing apparatus, and program

#513
20140268126
2014-09-18

Positioning means for a measuring cell

#514
20140266266
2014-09-18

Flow cell

#515
20140260535
2014-09-18

Gas chromatographic “in column” spectroscopic analysis

#516
20140257712
2014-09-11

System and method for processing chromatogram data

#517
20140248708
2014-09-04

Apparatus for and method of gas analysis

#518
20140216133
2014-08-07

Gas chromatograph having an absorption spectrometer and method for analyzing a gas mixture via gas chromatography

#519
20140196520
2014-07-17

Micro discharge devices, methods, and systems

#520
20140192343
2014-07-10

Vacuum ultraviolet absorption spectroscopy system and method

#521
20140190243
2014-07-10

Fluorescence spectrophotometer

#522
20140114586
2014-04-24

Method of improving the resolution of compounds eluted from a chromatography device

#523
20140104598
2014-04-17

Lamp temperature management systems and methods for liquid chromatography analyzers

#524
20140092383
2014-04-03

Spectroscopic device

#525
20140090452
2014-04-03

Chromatography of metal complexes

#526
20140051175
2014-02-20

Instrument and method for analysis of mannose 6-phosphate

#527
20140047908
2014-02-20

Supercritical fluid chromatography laser wave mixing detection methods and apparatus

#528
20140017798
2014-01-16

Analytical methods for analyzing and determining impurities in dianhydrogalactitol

#529
20130341260
2013-12-26

Sealed fluidic component comprising a composite material of different paek materials

#530
20130327129
2013-12-12

Spectroscopic sample inspection for automated chromatography

#531
20130280742
2013-10-24

Quantification and characterization of allergens

#532
20130280132
2013-10-24

Smoke analysis characterization cell

#533
20130269424
2013-10-17

Chromatographic optical detection system

#534
20130247649
2013-09-26

Device for Quantifying The Contents of at Least One Gaseous Constituent Contained in A Gaseous Sample from A Fluid, Related Assembly and Process

#535
20130186187
2013-07-25

Nanoflow detector cell

#536
20130169970
2013-07-04

Composite Fabry-Pérot sensor

#537
20130161243
2013-06-27

High-pressure fluorescence flow cell, flow cell assembly, fluorescence detector, and supercritical fluid chromatograph

#538
20130130309
2013-05-23

Radiopharmaceutical production system and quality control system utilizing high performance liquid chromatography

#539
20130125619
2013-05-23

Measurement of carbon to hydrogen ratio in hydrocarbons

#540
20130074579
2013-03-28

Methods and apparatus for analyzing samples and collecting sample fractions

#541
20130071945
2013-03-21

Materials and methods for capillary microextraction in combination with high-performance liquid chromatography comprising a sol-gel germania triblock polymer

#542
20130061657
2013-03-14

Flow cell for measuring electromagnetic radiation absorption spectra in a continuously flowing immiscible liquid(s) or liquids with entrained gas phases

#543
20130059393
2013-03-07

Affinity/lectin chromatography methods

#544
20130042673
2013-02-21

Methods and Apparatus for Analyzing Samples and Collecting Sample Fractions

#545
20130014559
2013-01-17

Optical fiber polarimetric chemical sensor with modulated injection of sample fluid

#546
20130000382
2013-01-03

Methodology for determination of nitrogen content in nitrocellulose

#547
20120314203
2012-12-13

Chromatography of metal complexes

#548
20120309048
2012-12-06

DIAGNOSTIC APPARATUS

#549
20120307237
2012-12-06

Method and system for synchronously driving light-dispersing elements, and detector for chromatograph

#550
20120298881
2012-11-29

SPECTROPHOTOFLUOROMETER AND FLUORESCENCE DETECTOR FOR LIQUID CHROMATOGRAPH

#551
20120285558
2012-11-15

PUMP REDUCING A FLUID FLOW BY A DETERMINED AMOUNT

#552
20120244625
2012-09-27

Reductive Amination and Analysis of Carbohydrates Using 2-Picoline Borane as Reducing Agent

#553
20120207650
2012-08-16

Multi-stream spectrophotometer module

#554
20120193555
2012-08-02

Multi-stream high-pressure liquid chromatography module

#555
20120184722
2012-07-19

CHROMATOGRAPHY COMPONENTS

#556
20120177538
2012-07-12

Analyzer

#557
20120128533
2012-05-24

Liquid supply device using check valve and reactive liquid chromatography system

#558
20120127469
2012-05-24

FLOW CELL, DETECTOR, AND LIQUID CHROMATOGRAPH

#559
20120118828
2012-05-17

System and method for variable speed feedback control chromatography loading

#560
20120105830
2012-05-03

Automated in situ contaminant detection system

#561
20120103816
2012-05-03

Multi-task immunoaffinity device secured to a peripheral box and integrated to a capillary electrophoresis apparatus

#562
20120103062
2012-05-03

Sample preparation for gas analysis using inductive heating

#563
20120092664
2012-04-19

Light-guiding flowcells with minimal stray light

#564
20120083039
2012-04-05

Method for quantitatively determining impurities in glycerin

#565
20120069340
2012-03-22

FLOW CELL EXPLOITING RADIATION WITHIN CELL WALL

#566
20120058568
2012-03-08

LIQUID CHROMATOGRAPH AND ANALYSIS METHOD

#567
20120006998
2012-01-12

CONFIGURATIONS OF USING A POINT LIGHT SOURCE IN THE CONTEXT OF SAMPLE SEPARATION

#568
20110317159
2011-12-29

Apparatus for effecting analysis with rapid analyte chemical separation and subsequent detection

#569
20110310390
2011-12-22

Methods and apparatus for analyzing samples and collecting sample fractions

#570
20110302994
2011-12-15

Components Suitable for Use in Devices Such as an Evaporative Light Scattering Detector

#571
20110301868
2011-12-08

Methods and apparatus for analyzing samples and collecting sample fractions

#572
20110301865
2011-12-08

Methods and apparatus for analyzing samples and collecting sample fractions

#573
20110292677
2011-12-01

HIGHLY INERT FLUID-HANDLING OPTICAL SYSTEMS

#574
20110281763
2011-11-17

Apparatus and methods for high-throughput analysis

#575
20110268612
2011-11-03

MICROCHANNEL INTO WHICH A POROUS POLYMER IS INSERTED

#576
20110263033
2011-10-27

Apparatus and methods for performing photoreactions and analytical methods and devices to detect photo-reacting compounds

#577
20110253540
2011-10-20

Bio-analysis using ball-ended incident and output optical fibers

#578
20110186511
2011-08-04

Liquid chromatography apparatus and liquid chromatography

#579
20110181880
2011-07-28

Evaporative light scattering detector

#580
20110136849
2011-06-09

Process for reducing contaminating michael acceptor levels in oxycodone and other compositions

#581
20110134428
2011-06-09

Evaporative light scattering detector

#582
20110132077
2011-06-09

MULTI-WAVELENGTH LIGHT SOURCE

#583
20110121093
2011-05-26

Apparatus And Methods For Making Analyte Particles

#584
20110091984
2011-04-21

ANALYTICAL METHOD TO MONITOR VACCINE POTENCY AND STABILITY

#585
20110083493
2011-04-14

Liquid Chromatography Detector and Flow Controller Therefor

#586
20110064616
2011-03-17

TRANSPORT DETECTOR FOR LIQUID CHROMATOGRAPHY

#587
20110054804
2011-03-03

Method of improving the resolution of compounds eluted from a chromatography device

#588
20110044587
2011-02-24

Methods of making and using an apparatus and devices for placing light and sample in photo-emitting or absorbing device

#589
20110005305
2011-01-13

Liquid chromatography detector and flow controller therefor

#590
20100304415
2010-12-02

Chromatography of metal complexes

#591
20100291691
2010-11-18

Method of measuring glycated hemoglobin concentration and concentration measuring apparatus

#592
20100288026
2010-11-18

LIQUID CHROMATOGRAPHY DETECTOR AND FLOW CONTROLLER THEREFOR

#593
20100277722
2010-11-04

Integrated flow cell with semiconductor oxide tubing

#594
20100238444
2010-09-23

Methods and apparatus for analyzing samples and collecting sample fractions

#595
20100229634
2010-09-16

Method for analysis of saccharides

#596
20100218585
2010-09-02

Multi-dimensional high performance liquid chromatographic separation technique (STAR7) for quantitative determinations of 7 fractions in heavy petroleum streams boiling above 550 degrees F

#597
20100162791
2010-07-01

Device for quantifying the contents of at least one gaseous constituent contained in a gaseous sample from a fluid, related assembly and process

#598
20100055802
2010-03-04

Analysis using separation combined with chemical conversion followed by optical spectroscopy

#599
20100053605
2010-03-04

GAS SAMPLING DEVICE AND METHOD FOR COLLECTION AND IN-SITU SPECTROSCOPIC INTERROGATION OF VAPORS AND AEROSOLS

#600
20100045159
2010-02-25

Micro discharge device capable of low voltage discharges in a variety of carrier gases for detection and/or ionization