Sentence examples for by using various chromatography from inspiring English sources

The chloroform extract was fractionated by using various chromatography techniques, i.e., Sephadex LH-20 column chromatography and preparative thin layer chromatography and six compounds were isolated (1 6).

However, most cases required further purification by column chromatography (silica gel, 90:10:1 EtOAc MeOH TEA) with TEA to facilitate elution and to remove trace impurities with the exclusion of compound 7. Purification of 7 by column chromatography using various solvent systems only led to rapid decomposition and then a string of unidentifiable spots from the eluent appeared in TLC.

Bioactive compounds were isolated using various chromatographic techniques (VLC, column chromatography, Prep-TLC, etc).

Thin-layer chromatography (TLC) was carried out on silica gel 60 F254 on glass plates (Qingdao Marine Chemical Co. Ltd. Qingdao, China) using various solvent systems and spots were visualized by spraying improved Dragendorff's reagent to the silica gel plates.

Gas chromatography mass spectrometer (GC MS) and high-performance liquid chromatography (HPLC) techniques were applied to evaluate composition analysis, the antioxidant potential was determined using various assays.

The H2 concentration was analyzed by using gas chromatography (GC).

Solvents were analyzed by using Gas Chromatography (GC).

PolyHb containing 11 Hb molecules (11-PolyHb) was separated from a mixture of PolyHb with various degrees of polymerization by using size-exclusion chromatography (SEC).

The quantification often is carried out by using chromatography-based techniques (e.g., gas chromatography or high-performance liquid chromatography), capillary electrophoresis, atomic absorption spectroscopy, or mass spectrometry.

The cell-free preparation was incubated with GST-A-CARD or not, and fractionated by using gel filtration chromatography.

Hexanal content was determined by using headspace gas chromatography.