Sentence examples for a normal phase from inspiring English sources

A further purification of the SC-CO2 extract using a normal phase Silica-gel 60 resin column chromatography without two solvent partitions could yield a purified product containing 95 wt.% DHCA.

A normal phase silica-gel column chromatography to purify artemisinin from the SC-CO2 extract presented that the purity of artemisinin attained 98.2% but with a low recovery of 54.4%.

A normal phase TLC method has been developed which is able to distinguish between resins produced by B. carterii or B. sacra and those obtained from B. papyrifera.

Another performance measure which helps in the interpretation is Figure 1 Performance comparison between WL and SL estimation through the measures I (a) and L (b) for a normal phase ( solid line ), a uniform phase ( dashed line ), and a Laplace phase ( bold solid line ).

Glucose and xylose were analyzed on a normal phase column (organic acid resin 300 × 8 mm, 10 μm particle size, 25 Å pore diameter; Chromatographie Service GmbH, Langerwehe, Germany) using 5 mM sulfuric acid as the mobile phase at a flow rate of 1 mL min−1 and were detected with a refractive index detector (RID G1362A, 1200 series, Agilent Technologies).

According to study the high-performance liquid chromatography (HPLC) analyses were carried out on a normal phase column or reverse phase column using a Water 2998 photodiode array detector (260 370 nm) and an isocratic system of elution or on a chiral phase column.

One was direct separation of the six PI isomers into four peaks of 1(3 -PI, 2-PI, 4 6 -PI and 5-PI on a normal-phase silica gel column.

The robustness testing of a normal-phase liquid chromatographic (LC) method for the determination of R-timolol and other related substances in S-timolol maleate was performed applying a two-level Plackett Burman design.

The HPLC was run in isocratic mode with a normal-phase silica column, and MS/MS was performed in MRM mode.

The HPLC was run in isocratic mode with a normal-phase silica column, and MS/MS was performed in the MRM (multiple reaction monitoring) mode.

Using a normal-phase column for lipid separation, the multi-stage LC-MRM increased MS signals of PC species by over 10 fold, allowing accurate quantification of most PC and PE species in a single LC-MS run.