Heart & Industry

Home · Murphy & Son

Caskleer Paste

Caskleer Paste

Murphy & Son

Price not listed

Caskleer Paste is a very concentrated form of isinglass for clarifying yeast from beer. Once diluted can be added straight to the cask as part of the racking process or into the cask before or after it’s been filled. Isinglass has for many years, been used as a clarification agent for beer. The active ingredient is the protein molecule collagen. Collagen is very sensitive and is denatured at moderate temperatures into gelatine which has little or no fining activity. This has significant implications for the manufacture and storage of isinglass finings. 1 unit of paste makes 30 units of Ready f

Murphy & Son's own words, read from their page.

Buy from MURPHY & SON LIMITEDPrice seen 2026-09-26. Not an affiliate link, we earn nothing from it.

Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.