AssayIndex
Content & mass

Karl Fischer titration

Stoichiometric determination of water by reaction with iodine and sulfur dioxide. The reference method for residual moisture in lyophilised material.

Related terms

Residual moisture
Water remaining in a lyophilised cake. 1–4 % in well-dried material; 8–13 % for hygroscopic short peptides.

Where this term appears

The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.