Zoekresultaten - 25 results

Chemical and toxciological characterization of e-liquid cigarettes

methods were developed for the quantitative determination of nicotine and its related impurities (HPLC- DAD) and for the flavours diacetyl and acetylpropionyl (HS / GC- MS). Also, screening methods were ...

Impurity fingerprints for the identification of counterfeit medicines--a feasibility study.

analysed on a HPLC- UV system. A clear distinction has been obtained between genuine and illegal tablets by the mean of a discriminant partial least squares analysis of the log transformed chromatograms. ...

Deoxynivalenol loads in matched pair wheat samples in Belgium: comparison of ELISA VERATOX kit against liquid chromatography.

methods (LC- MS / MS and HPLC- UV) used by two other laboratories was carried out using biometrical and sum of ranking differences (SRD) procedures. The Lin’s Concordance correlation coefficients, the ...

A validated ultra high pressure liquid chromatographic method for qualification and quantification of folic acid in pharmaceutical preparations.

the HPLC conditions of a validated method. These start conditions were tested on four different UHPLC columns: Grace Vision HT ™ C18-P, C18, C18- HL and C18-B (2 mm × 100 mm, 1.5 μm). After selection of ...

Insufficient beta-lactam concentrations in the early phase of severe sepsis and septic shock

high-pressure liquid chromatography (HPLC) before and 1, 1.5, 4.5 and 6 or 8 hours after administration. RESULTS: 80 patients were treated with piperacillin-tazobactam (n = 27), ceftazidime (n = 18), cefepime (n ...

Insufficient beta-lactam concentrations in the early phase of severe sepsis and septic shock89

Therapy,Combination drugs electronic European Female hospital HPLC Humans im intensive care intensive care unit intensive care units interval IS journal Less liquid chromatography Male metabolism method methods ...

Estimate of intake of benzoic acid in the Belgian adult population.

chromatography (HPLC) method, optimized and validated for this purpose. Individual food-consumption data were then multiplied with the actual average concentrations of benzoic acid per food group (Tier 3). Usual ...

Determination of bixin and norbixin in meat using liquid chromatography and photodiode array detection

A Chem.Anal.Control Expo.Risk Assess., Volume 26, Issue 1, Number 24, p.17- 24 (2009) Keywords: an analysis Calibration chromatography Commission Decision 2002/657/EC Decision detection Development dye HPLC Ion IS ...

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