LCGC Europe-08-01-2012

The Essentials
LCGC Europe

August 01, 2012

An excerpt from LCGC's e-learning tutorial on HPLC for reversed-phase separations at Chromacademy.com.

LCGC Europe
History of Chromatography

August 01, 2012

A pioneer in high performance liquid chromatography reflects on his career and how "enlightened trial-and-error" can reduce the effort involved in method development.

This article describes the GC–MS and LC–MS screening methods developed by the Environment Agency for England and Wales for the analysis of both low-volumn water samples and extracts obtained from various designs of passive samplers.

LCGC Europe

This article provides examples of the use of SLE, demonstrates some of its advantages and provides commercial sources for SLE products.

LCGC Europe
LC Troubleshooting

August 01, 2012

Retention-time drift, temperature control and broad peaks from a new column are the topics of this month's discussion.

LCGC Europe
Departments

August 01, 2012

Event news

LCGC Europe

The statistical nature of experiments leads to the fact that standard deviation (SD) of replicate analysis is not constant but a number with some variability: a standard deviation has its own standard deviation. As a consequence, a SD calculated from three experiments is not rugged and even SDs from ten experiments show a great variability. Analysts should be aware that with 100 or more the results have low scatter