Phenom Support Answers
A collection of questions that received good ratings and feedback from our customers.
- What are some mobile phase considerations when using UV detection?
- What are some of the main differences between APCI and ESI MS ionization modes, and how will this affect LC/MS method development?
- What are some possible causes for erratic and irregular baseline?
- What are some ways to control selectivity in a chiral separation?
- What are some ways to make my SPE method more time efficient?
- What are the best standards for Size Exclusion Chromatography?
- What are the buffers that I can use in LC-MS?
- What are the differences between the ZB-Wax and ZB-WaxPlus?
- What are the dimensions of a Phenomenex 96-well plate?
- What are the EZ:faast internal standards used for LC/MS and GC?
- What are the guidelines for selecting a bed mass in SPE?
- What are the guidelines for selecting a bed mass in SPE?
- What are the hold up volumes for different syringe filters?
- What are the pressure limits of the Phenex Syringe Filters?
- What are the primary benefits of Kinetex core-shell technology compared to fully porous particles?
- What are the reasons for noisy baseline with ELSD ( Evaporative Light Scattering Detectors )?
- What are the recommended solvent volumes for an SPE method?
- What are the recommended uses for Cellulose Acetate (CA) membranes
- What are the retention mechanisms of Rezex H+ and how can they be influenced?
- What are the signs that a compound is overloaded in my LC method?
- What are the sources of vial and cap contamination?
- What are three components of capillary GC column(WCOT)?
- What are typical loadings for BioZen SEC columns?
- What are volatile organic compounds and Semivolatile organic compounds?
- What autosampler setting should I choose for Phenomenex collection plates on my Agilent instrument?
- What can I do about baseline drift with my LC method?
- What can I do about baseline drift with my LC method?
- What can I do to eliminate fats in extremely lipid rich samples when using QuEChERS?
- What can maximize retention on a reversed phase sorbent for hydrophilic compounds?
- What capacity of vacuum pump should I use with an SPE vacuum manifold?