Docs
Guides
A three-minute quick guide for each app in the beta. The detailed guides — every screen, how each number is calculated, and where it stops being reliable — live in each app's Help panel, one click away while you work.
Quick guides
Expert Buffer Designer
Design one buffer from first principles: what to weigh out, the pH you'll really get, and how it moves with temperature, salt and weighing error.
Read the quick guide →
Expert Solution Operations Designer
Follow one vessel through make, add, titrate and dilute steps, with the pH and the composition after every one.
Read the quick guide →
Expert Bioreactor Designer
Simulate a CHO culture with its feeds and its DO and pH control, and see which limit binds first — and when.
Read the quick guide →A practical guide to buffers
What buffers are, where they're used in biopharma, and how to choose quality buffer chemicals — a working reference.
Expert Buffer Designer Classic
The user guide for the original app, still on the web and on iOS.