1. Fundamentals of Gas Chromatography Gas Chromatography is a widely accepted technique for monitoring and analyzing hydrocarbon mixtures

2. • by adsorption, e.g. preparative gas chromatography

3. 53/02 . by adsorption, e.g. preparative gas chromatography

4. Used/Expertly Refurbished Gas Chromatography Equipment for Sale

5. Determination of fatty acid methyl esters by gas chromatography

6. DETERMINATION OF FATTY ACID METHYL ESTERS BY GAS CHROMATOGRAPHY

7. Determination of aliphatic alcohols content by capillary-column gas chromatography

8. Organic Actinometers like butyrophenone or piperylene are analysed by gas chromatography

9. DETERMINATION OF ALIPHATIC AND TRITERPENIC ALCOHOLS CONTENT BY CAPILLARY GAS CHROMATOGRAPHY

10. The analysis performed by a gas Chromatograph is called gas Chromatography

11. This Adsorption chromatography applies to only solid-liquid or solid-gas chromatography

12. Comprehensive two-dimensional gas chromatography method with one switching valve as the modulator

13. Testing for formaldehyde is by blood and/or urine by gas chromatography-mass spectrometry.

14. Find Gas Chromatography Equipment, New and Used GC Systems, GC samplers, Interface Cards and more

15. Adipocere samples obtained from grave exhumations were analysed using gas chromatography-mass spectrometry (GC-MS)

16. In addition , the hydrogen detection by gas chromatography brought less molestation, wastage and time consumption.

17. Quinic acid and its lactone (quinide) have been determined in coffee by capillary gas chromatography.

18. The term used when performing this analysis using a Gas Chromatograph is known as Gas Chromatography.

19. The invention addresses the problem to broaden the field of application of such gas chromatography module.

20. — the aldehydes (ethanal and acetal), ethyl acetate and the alcohols by means of gas chromatography (GPC).

21. Separation of steroidal hydrocarbon fraction by column chromatography on silica gel and analysis by capillary gas chromatography.

22. The authors suggest the application of analogous pneumatic amplifiers without moving parts as detectors in gas-chromatography.

23. Another way of detecting 7DHC is through gas chromatography, a technique used to separate and analyze compounds.

24. Sampling occurs by adsorption on sorbents, preparation by solvent extraction or thermodesorption and analysis by gas chromatography.

25. Gas chromatograph having an absorption spectrometer and method for analyzing a gas mixture by means of gas chromatography

26. Sampling occurs by adsorption on sorbents, preparation by solvent extraction or thermo desorption and analysis by gas chromatography.

27. Ruthenocene — bis(cyclopentadienyl)ruthenium — can be determined with surprisingly high sensitivity and selectivity by gas chromatography – flame photometry.

28. The composition and properties of the Absolutized ethanol were studied using the infrared spectroscopy, mass spectroscopy and gas-chromatography

29. Isopropanol and its metabolite acetone and ethanol were determined in several tissues and body fluids by head space, gas chromatography.

30. The dynamic gas chromatography step profile method was used to determine isotherms of adsorption and desorption from the TG curve.

31. 8 Having proposed suitable nomenclature for gas chromatography and ion exchange, the commission then developed a unified nomenclature for chromatography.

32. The working conditions for the determination of cobalt and nickel in biomatrices by chelate gas-chromatography and adsorption voltammetry are investigated.

33. Gas Chromatographers, also known as gas chromatograph technicians, analyze material samples by employing a process called gas chromatography, which is a …

34. The method is developed, as shown, by consequently combining well known rules from the fields of gas chromatography, adsorption and hydrodynamics.

35. Cyclopropane Compound Information and Applications for GC (Gas Chromatography) and LC (Liquid Chromatography) Analysis Find another compound: Cyclopropane CAS # 75-19-4

36. The results from the reversed-phase chromatography are discussed and compared with previously described separations using thinlayer adsorption chromatography and gas chromatography.

37. Okay. I never wanted to know this much about gas chromatography or gear lubricants but I think Mr. Reddington is onto something.

38. VOCs from the headspace of Basified urine samples were extracted using solid-phase micro-extraction and analysed by gas chromatography/mass spectrometry

39. Optimize gas Chromatography analyses with exclusive technologies such as direct column heating, retetion time locking, specialized detection systems, and GC Instrument Intelligence

40. The extracts were preseparated prior to high-resolution gas chromatography by liquid adsorption chromatography on partially deactivated Mg silicate (Florisil, 1.25% H2O).

41. Gas Chromatography Chromatography: Separate analytes in a mixture with a resolution ≥1.5 in the shortest amount of time and detection of separated components.

42. Gas chromatography remains the world's most widely used analytical technique, yet the expertise of a large proportion of Chromatographers lies in other fields.

43. Principle of gas Chromatography: The sample solution injected into the instrument enters a gas stream which transports the sample into a separation tube

44. Gas Chromatography (GC).Popular science video (IQOG-CSIC)Animation showing the operation of a gas Chromatograph,explaining its parts: Oven, Injector and FID

45. Urine organic acid analysis by gas chromatography-mass spectrometry (GC-MS) will show a pattern of dicarboxylic aciduria with low levels of ketones.

46. Objective: To determine the contents of eicosapentaenoic acid (EPA) , docosapentaenoic acid (DPA) and docosahexaenoic acid(DHA)in harp seal oil by capillary gas chromatography.

47. A gas chromatography-mass spectrometry (GC/MS) analytical method for three anorectics drugs, fenfluramine, diethylpropion and mazindol, illegally adulterated in slimming foods has been developed.

48. The amount of HFC-134a released shall be measured by means of gas chromatography, infrared spectro-photometry, mass spectrometry, infrared photo-acoustic spectroscopy (see the Appendix).

49. The amount of HFC-#a released shall be measured by means of gas chromatography, infrared spectro-photometry, mass spectrometry, infrared photo-acoustic spectroscopy (see the Appendix

50. Acetoacetic acid andΒ-hydroxybutyric acid were converted to acetone with dichromate-sulphuric acid under heating. Quantitative determination of the acetone was then made by gas chromatography.

51. In this article, the content of the remaining monomer in polymethylmethacrylate was determined by gas chromatography with simplicity, convenience, quickness and accuracy via the bromination method.

52. 18 The hepatopancreas index(HI), lipid content(LC) and fatty acid composition in Eriocheir sinensis before and after the precocity, were compared by gravimetry and gas chromatography.

53. 27 With gas chromatography-mass spectrometry (GC-MS), the volatile oils in Fructus Amoral Rotundus, Alpinia Katsamdai and Alpinia Officinarum were separated and their main components were determined.

54. Ionization and ion thermodynamics (proton affinities, gas-phase Basicities and acidities) Theory and performance of mass analyzers (time-of-flight, quadrupole filter, quadrupole ion traps, Orbitrap, ion cyclotron resonance) Hyphenated methods (gas chromatography …

55. The alkane fraction of 11 Biodegraded oils and five non-Biodegraded oils from the Dongying Depression, Bohai Bay Basin, eastern China, were analyzed by gas chromatography-mass spectrometry to investigate the biomarker alteration caused by biodegradation

56. Scientific measuring instruments, Mass spectrometers,Microanalysers, Microscopes,Magnetic resonance spectrometers, Spectrophotometers, Spectrometers, Photometers,Apparatus for Tiselius electrophoresis, Geiger counters, for use in gas chromatography,Nuclear magnetic resonance apparatus, analysers for amino acids, fluorescent spectrophotometers, atomic absorption spectrometers, Fluid chromatographs

57. 1.1 This test method covers the determination of Cycloparaffin content by gas chromatography of the saturated ATJ-SPK jet fuel as specified in Specification D7566, section A5.4.1, derived from isobutanol and follows the fuel fingerprint described in the Annex of this test method.

58. Analysis of the head space volatile aldehydes by gas chromatography – mass spectrometry trapped during a 1-h sampling period of carpel surfaces of 23- to 35-day developing cotton bolls treated with exogenous lipase resulted in the identifications of C5–C9 alkanals and alkenals including hexanal and trans-2-hexenal.