chromatography webinar, preparative chromatography, flash chromatography, chromatography questions

Five good reasons to attend my live Q&A chromatography webinar

Bart invites readers of his blog to join a live Q&A chromatography webinar where he personally answers their purification questions →

edge vial, edge vial effect, ferrule, metallic ring, lyophilization, freeze drying

Simple ways to take the edge off the edge vial effect in freeze drying

Bart draws attention to the edge vial effect and how to reduce its negative impact during the freeze-drying process →

BUCHI, flash chromatography, prep HPLC, preparative chromatography, chromatography training, advanced chromatography

How to master chromatography in two days

Bart invites users to an advanced user chromatography training →

chromatography principles, chromatography basics, flash chromatography, prep HPLC, chromatography method, chromatography method development

The poster that could put Bart’s Blog out of a job

Bart offers a sneak peak into a free chromatography poster with the basic principles needed to perform perfect flash chromatography and prep HPLC →

freeze drying, lyophilization, environment, sunlight

What happens if you run your freeze drying process under direct sunlight

Bart experiments with the effect of direct sunlight on freeze drying performance and draws attention to how the environment can influence lyophilization →

column efficiency, flow rate, chromatography

We need to talk about flow rate and column efficiency in chromatography

Bart discusses how an optimized flow rate helps improve the column efficiency of flash and prep HPLC chromatography →

endpoint criterion, freeze drying, lyophilization, comparative pressure measurement, mamometer, priani gauge

How to find a suitable pressure endpoint criterion for freeze drying

Bart discusses comparative pressure measurement and how to use it for endpoint determination of freeze-drying steps →

column efficiency, number of theoretical plates, particle size, particle diameter

Three major ways to influence column efficiency in your favor

Bart explains how particle size, column packing and pore size affect column efficiency and resolution in chromatography →

freeze drying, lyophilization, primary drying, endpoint determination, temperature

How to use temperature to assess if primary freeze drying is finished

Bart describes how temperature could be used for endpoint determination of the primary drying step in lyophilization →

column efficiency, theoretical plates, resolution, chromatography

Why you should care about column efficiency

Bart explains how column efficiency, or the number of theoretical plates, affect resolution in chromatography →

lyophilization, freeze drying, pressure gradient, temperature gradient

Why pressure gradients are the main drivers in improving sublimation rates

Bart discusses why a good pressure gradient is the most efficient way to improve freeze-drying rates →