text.skipToContent text.skipToNavigation

Science for a safer world

Your global partner in quality control

We are a leading global producer and distributor of reference materials and proficiency testing schemes.

Learn more

Proficiency Testing

Buy proficiency testing quickly and easily on our webshop.

Shop now


More than 5,000 reference standards for pharmaceutical quality control.

Shop Now

Dr. Ehrenstorfer

Supporting your needs for high quality reference materials for food and environmental analysis.

Shop now

Our state-of-the-art facilities

We have invested in a highly specified distribution hub in the heart of Germany, to guarantee consistently high quality in our products and services to our customers.

Step inside

Upcoming Event

Langenauer Wasserforum

Langenau, Germany, 11th - 12th November

This event aims to provide those in the lab industry the opportunity to gain insight into the latest applications of chromatography and mass spectrometry.

Discover more

Quick Order

Quickly order your products

Use manual entry, bulk upload or copy and paste to enter your product codes and desired quantities, enabling ease and efficiency of ordering.

Order now
Punchout session timeout warning

Your punchout session will expire in 1 min 59 sec.

Select "Continue session" to extend your session.