The Effect of Nine Solvent Modifiers on the Separation of Seven Carotenoids with a 195-cm length of PTFE tubing (0.8-mm I.D.) ... Phenomenex. Phenomenex.

PTFE (Hydrophobic) Syringe Filters. Versatile filters for use with aggressive organic solvent-based solutions and are particularly suited for HPLC sample 

2–3 column volumes of a solvent, which is miscible with wa- The HPLC filter with glass fiber prefilter, especially suited for.

Phenomenex PTFE (Teflon®) and. Nylon membrane filters offer excellent chemical resistance to almost all laboratory solvents and samples. They do not.

from the industry's widest variety of membrane types to suit your applications. with pure organic solvents, or solvent mixtures of low ionic strength ...

Find Syringe filters (PTFE, Nylon, and Regenerated Cellulose) spin filters, and filter membranes using our filtration search tool.

PTFE is an inherently hydrophobic membrane excellent for filtration of characteristics, Phenomenex recommends Phenex-RC (Regenerated Cellulose) filters.

Regenerated cellulose membrane filters from Cytiva's business have broad solvent compatibility, and they contribute very low extractable material in a wide 

A Phenomenex®. Company. Complete Cannabis Proficiency Testing Solutions. Potency - Pesticide Residues - Residual Solvents - Moisture/Water Activity 

Sep 11, 2020 Membrane filtration processes have proved their suitability as an ... 35 mm) and two analytical columns Phenomenex Polysep P4000 (7.8 x 300 ...

2018 Phenomenex, Inc. All rights reserved. Phenomenex l WEB: www.phenomenex.com ... This membrane binds less protein than nylon or PTFE membranes.

teins], polymers with high resistance to solvents (e.g., PTFE that filter can be used for the separation of a mixture of water and a hydrophobic solvent ...

Strata-X-C (Phenomenex) typically non-polar organic solvents, rather than water ... extractables; PTFE blocks water vapor; can be used to filter.

of acetonitrile from the filter plate to initiate protein precipitation in water-miscible organic solvent such as acetonitrile is preferred in a high.

Strata® C18-E (Phenomenex); Sep-Pak® tC18 (Aijiren Technology); Discovery® DSC-18 Note: for optimal solvent saturation, a filter paper can be added inside the TLC ...