Application Notes: LC

The new HALO® PCS C18 phase offers an alternative to chromatographic separations.

In a head-to-head SPP comparison of two positively charged C18 surface chemistries, the HALO 90 Å PCS C18 obtains improved resolution, efficiency, and tailing factors.

In this study, a generic, 5-min linear gradient was used to separate six basic drug compounds on a short (50 mm) PRP-C18 column.

Identification of polyphenolic catechin compounds for health and industrial quantification and quality control of tea products.

Nine structurally diverse, strongly basic drug compounds are resolved in less than 2 minutes using a high pH mobile phase and a fast acetonitrile gradient at 80 °C.

The diterpenoid, paclitaxel, is as a potent chemotherapy agent for breast and ovarian cancer. Here, the isolation of paclitaxel from its major impurities is shown.

Chemically resistant resin bed allows for a wide base of mobile phase choices with excellent anion separation

Identifying benzodiazepine metabolites can be highly valuable in detecting abuse. Metabolites of oxazepam are found containing both hydroxyl and glucuronides.

A reversed-phase HPLC method was developed to separate five steroid hormones, with partition coefficients ranging from 1.47 (cortisone) to 4.5 (pregnenolone).

This tech note describes a method of continuous monitoring of flow rate to provide real-time validation of the LC system performance, improving reliability of results.

Complementarity in chromatography ensures accurate purity. Daicel offers non-chiral stationary phases compatible in different modes for cyclic peptide analysis.

Accurate purity assessment of oligonucleotide mixtures can be challenging due to their complexity. Daicel offers several solutions that provide unique selectivity.

Complementarity in chromatography ensures accurate purity. Daicel offers non-chiral stationary phases compatible in different modes for cyclic peptide analysis.

Despite the utility of the essential oil mixture, it has been shown that allergies can arise from some of the individual components.

Nine structurally diverse, strongly basic drug compounds are resolved in less than 2 minutes using a high pH mobile phase and a fast acetonitrile gradient.

Chemically resistant resin bed allows for a wide base of mobile phase choices with excellent anion separation

This focuses on the identification of polyphenolic catechin compounds for health and industrial quantification and quality control of tea products.

The isolation of the diterpenoid, paclitaxel, from its major impurities is shown with the use of Hamilton’s PRP-1 (5 µm) HPLC column.

A reversed-phase HPLC method was developed for separation of five steroid hormones with partition coefficients ranging from 1.47 (cortisone) to 4.5 (pregnenolone).

In this study, a generic, 5-min linear gradient was used to separate six basic drug compounds on a short (50 mm) PRP-C18 column.

Isolation of six common allergens can be achieved by utilizing reversed-phase HPLC using an alkaline eluent.

The identification benzodiazepine metabolites can be highly valuable in detecting abuse. Metabolites of oxazepam are found containing both hydroxyl and glucuronides.

This brief communication highlights the assessment of Hamilton PRP-3 HPLC column attributes when analyzing biologically active peptides.

This application note demonstrates the performance of multi-detector asymmetrical flow field-flow fractionation for the characterization of macromolecules in beer.

A Hamilton PRP-C18 (5 μm) HPLC column was used for purifying three oligonucleotides. Analysis of a 21mer, 22mer, and 23mer of similar structure were evaluated.

Sulfide compounds found in garlic oils are used in therapeutics and prophylaxis of certain cancers, and are prevalent in cell health.

Identification and quantification of the Raffinose Family of Oligosaccharides allows a more thorough understanding of an individual’s gut health.

Garlic has been found to exhibit a multitude of proliferative health benefits in the realm of cardiac events.