Gas chromatographic (GC) analysis
Gas Chromatographic Analysis of Medium Chain Fatty Acids in Coconut Oil
... Gas chromatographic analysis of coconut oil has been reported for various purposes using various derivatization methods including base catalyzation [10], acid catalyzation [11] and acid trifluoride ...
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GAS CHROMATOGRAPHIC ANALYSIS OF THE FATTY ACID COMPOSITION OF THE PLASMA LIPIDS IN NORMAL AND DIABETIC SUBJECTS
... GAS CHROMATOGRAPHIC ANALYSIS OF THE FATTY ACID COMPOSITION OF THE PLASMA LIPIDS IN NORMAL AND DIABETIC SUBJECTS.. Bo Hallgren, … , Alvar Svanborg, Lars Svennerholm.[r] ...
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Gas chromatographic analysis of free steroids in biodiesel
... by gas chromatograph equipped with a flame ionization detector (GC-FID) and by gas chromatograph coupled with a mass spectrometer (GC–MS); ste- roid quantification was performed by ...profile analysis ...
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Application of Sol–Gel Hybrid Extraction Sorbent for Gas Chromatographic Analysis of Organophosphorus Pesticides
... SPE-GC analysis of diazinon, malathion and chlorpyrifos was performed on a Hewlett-Packard Model 6890 N gas chromatography (GC) equipped with Hewlett Packard Model 6890 N mass spectrometer ...the ...
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Quantitative gas chromatographic analysis of volatile fatty acids in spent culture media and body fluids
... For qualitative analysis (e.g., presumptive diagnosis of anaerobic bacterial infections) ether extraction and headspace GC are good alternatives for pretreatment of samples. ACKNOWLEDGME[r] ...
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Estimation and Gas Chromatographic Analysis of the Ratio of Omega-6 to Omega-3 Fatty Acids in Blood serum
... transplanted tumors reflects the specific composition of the dietary fat ingested by the host. Furthermore, these studies indicate that the composition of dietary lipids modifies lipids metabolism and that high dietary ...
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Evaluation of fatty acids in groomed fingerprint by gas chromatographic analysis using various extraction solvents and treatment methods
... Four types of treatment methods were used in this study (Table 4). Chloroform:ethanol (1:1, v/v) was selected as the extraction solvent. The first type of method used a rotator (shaking). In this process, the cover glass ...
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Gas chromatographic analysis of mycolic acid cleavage products in mycobacteria
... In addition, the methanol-toluene-sulfuric acid method permits the simultaneous determination of cellular fatty acids and cleavage products of mycolic acids, and if further characterizat[r] ...
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Capillary gas chromatographic analysis of carbohydrates of Legionella pneumophila and other members of the family Legionellaceae
... Relative peak areas obtained for equal amounts of neutral and amino sugar standards derivatized and.. chromatographed as described in the text.[r] ...
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Thin Layer and Gas Chromatographic Analysis of Alveolar Lipids in Silicotic Rats EUR 5123
... The surfactant was obtained by endobronchial saline lavage and the lipids were quantitated by thin-layer and gas-chromatography.. MASSE.[r] ...
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Gas Chromatographic Methods for Residual Solvents Analysis
... ABSTRACT Gas chromatographic methods were developed and validated for the routine analysis of residual solvents in ...solvent analysis of solvents than, both column showed good resolution ...
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Gas chromatographic and gas chromatographic mass spectrometric study of the photodegradation processes of nitrogen-containing herbicides
... I aimed to determine the degradation rate of individual pesticides, to compare the degradation rates of compounds belonging to the same group in order to assess the structural effects,[r] ...
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Development of Gas Chromatographic method for Carcinogens
... Key words : Gas Chromatography, Benzene, Toluene. ___________________________________________________________________________ Introduction From mobile phones to DVDs, from car headlights to high-performance skis, ...
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Development of Gas Chromatographic method for Antibacterials
... a gas tight syringe separately inject equal volumes ( about 1 ml ) of the gaseous headspace of blank solution, standard A and standard B (six injection), followed by Test solution and record the chromatogram and ...
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GAS CHROMATOGRAPHIC STUDIES OF FENPROPATHRIN ON CHILLI
... Materials and methods Fenpropathrin (Danitol 10 EC) used for field application was procured from local market. Solvents and reagents like dichloromethane, acetone, sodium chloride, and anhydrous sodium sulfate all were ...
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An assessment of the performance of semiconductor gas sensors as gas chromatographic detectors
... carrier gas in each ...carrier gas it was demonstrated that different components eluting from the column affected the amount of light emitted by the discharge and these changes were monitored by means of a ...
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SPECTROPHOTOMETRIC AND GAS CHROMATOGRAPHIC METHODS FOR DETECTION AND ASSAY OF MUSTARD GAS
... mustard gas in urine after addition of thymolphthalein is ...Mustard gas could also be detected in urine after extraction with gas chromatography using FID ...
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A Gas Chromatographic Micromethod for Respiration Studies on Insects
... The actual working time on each deter- mination is 2-3 min, the percentage volume is measured directly by peak height and the respiratory quotient is immediately apparentC. Table 1.[r] ...
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Gas chromatographic characterization of mycobacteria: analysis of fatty acids and trifluoroacetylated whole cell methanolysates
... Comparison by gas-liquid chromatography of the fatty acids of Mycobacterium avium and some other nonphotochromogenic mycobacteria. Analysis ofmonosaccharides by gas-liquid chro- matograp[r] ...
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A Review: Residual Solvents and Various Effective Gas Chromatographic Techniques in the Analysis of Residual Solvent
... This analysis is a useful tool to achieve the complete chemical characterization of street drugs for comparative examination of separate ...quantitative analysis of solvent residues in cocaine samples. In ...
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