Chromatography Syringe Selection: Volume, Needle, and Termination
Technical Guides
A practical, source-backed guide to selecting chromatography syringes by injection mode, capacity, needle configuration, termination, and vial-closure interaction.
Chromatography Technical Resources
Browse practical chromatography technical guides, application notes, column selection advice, and troubleshooting resources from ROWELL.
Latest Technical Resources
PEEK Tubing and Fittings for HPLC: A Practical Selection Guide
Technical Guides
A source-backed guide to selecting PEEK tubing and HPLC fittings by pressure, port geometry, internal diameter, solvent compatibility, and extra-column volume.
Application of GC Capillary Columns in Advanced Environmental Analysis
Application Notes
This article examines the selection and optimization of GC capillary columns for environmental monitoring, highlighting stationary phase selectivity and inertness.
A Comprehensive Guide to HPLC C18 Column Selection for Analytical Laboratories
Technical Guides
Selecting the appropriate HPLC C18 column is critical for achieving optimal chromatographic separation, resolution, and reproducibility.
Comparative Analysis: Core-Shell Particles Versus Fully Porous Particles in HPLC
Technical Guides
A technical comparison between core-shell particles and traditional fully porous particles, evaluating mass transfer kinetics and backpressure.
Proven Strategies to Extend HPLC Column Lifespan and Ensure Analytical Reproducibility
Technical Guides
This article outlines comprehensive maintenance protocols, mobile phase optimization techniques, and hardware enhancements to maximize HPLC column longevity.
Comprehensive Troubleshooting Guide for Gas Chromatography Systems and Columns
Technical Guides
A systematic troubleshooting methodology for identifying and resolving common GC anomalies like peak tailing and baseline drift.
A Procurement Guide for Laboratory Chromatography Consumables and Columns
Technical Guides
A strategic procurement guide for laboratory managers sourcing chromatography consumables, HPLC columns, and analytical reagents.
Chromatographic Stationary Phase Chemistry: C18, C8, Phenyl, and HILIC Explained
Technical Guides
A comprehensive technical breakdown of HPLC stationary phase chemistries, comparing C18, C8, Phenyl, and HILIC selectivities.
HPLC Analysis of Pesticide Residues in Environmental Water Samples
Application Notes
Methodology for extracting and analyzing trace pesticide residues in environmental water bodies using reversed-phase HPLC and sensitive detection.
UHPLC Method Transfer Guide: Transitioning from HPLC to Sub-2-Micron Systems
Technical Guides
A comprehensive methodology for successfully transferring established HPLC methods to high-efficiency sub-2-micron UHPLC systems.
Restek Rxi Series GC Columns: Technical Evaluation and Selection
Application Notes
An in-depth technical evaluation of Restek Rxi GC capillary columns, highlighting extreme inertness, ultra-low bleed, and MS compatibility.