Term - Caustic potash

Caustic potash SWPP Photographic Glossary

Wednesday 11th February 2026  

Everything you need to grow your Photography business.



SWPP

Glossary
 

Image Competition
Free entry for SWPP members.

Membership
Free Information Pack

Qualifications - An Overview

Caustic potash

High alkaline used in high contrast developing solutions to encourage dynamic development. Highly corrosive and poisonous.



 

Information provided by: SWPP
More Photographic Terms

Contact SWPP

Trustpilot


Update cookies preferences