Why Your Chiller Might Not Be Holding Temperature

By Aimee O'Driscoll, 09 May 2018

Having a chiller not hold its temperature can be detrimental to the application it's being used for and frustrating for the user. We explore the potential reasons your chiller might not be holding temperature to help you identify the issue.

Read more ...

What Comprises a Complete Rotary Evaporator System?

By Aimee O'Driscoll, 18 April 2018

A rotary evaporation system is a complex set of apparatus. Find out about the separate components involved and the role each plays in the overall setup. We cover the rotary evaporator itself, glassware, chillers, vacuum pumps and controllers, and more.

Read more ...

Why Vacuum is Important for Rotary Evaporation

By Harmen Zijlstra, 19 September 2017

We explore the importance of having a controllable vacuum source as part of your rotary evaporation system. We discuss the practical and safety benefits of evaporating under vacuum versus using heat alone.

Read more ...

Choosing the Right Chiller Pump

By Harmen Zijlstra, 27 July 2017

When deciding which chiller pump to use with your rotary evaporation system, internal pressure is an important consideration. We explain the need to factor in the maximum pressure of your pump to help ensure you don't end up with broken glassware.

Read more ...

How to Minimize Bumping and Foaming

By Harmen Zijlstra, 26 June 2017

Bumping or foaming of a sample can lead to lower yields and contamination of glassware. We explain why bumping and foaming occur and what you can do to prevent or mitigate these issues.

Read more ...

Keeping Your Cooling Liquid Cool

By Harmen Zijlstra, 19 June 2017

It is important to cool the cooling liquid running through your rotary evaporator's condenser. We explain why this is crucial and what you can do to avoid problems and maintain a safe environment.

Read more ...

Matching Incompatible Joint Sizes

By Harmen Zijlstra, 02 June 2017

If you're worried that the rotary evaporator you're thinking of buying doesn't fit your existing glassware, you don't need to be. We explain how you can convert one glass size to another and use evaporation flasks with a glass size dissimilar to that of your rotovap's joints.

Read more ...

Half Full or Half Empty?

By Harmen Zijlstra, 17 May 2017

Over-filling your rotary evaporation flask can cause issues such as spillage and sample loss. We explain why it's important to use the right size flask for your solvent volume and offer tips to help you mitigate the risk of wasting your product.

Read more ...

To Grease or Not to Grease

By Harmen Zijlstra, 04 May 2017

When using a rotary evaporator, greasing the ground glass joint holding your flask is generally not recommended. We explain why and also discuss situations when it might be beneficial to use grease or an alternative.

Read more ...