noun
denaturant; denaturing agent
Technical term used in chemistry and biochemistry for a substance that causes denaturation of proteins or other biomolecules.
タンパク質の構造を調べるために変性剤を加えた。
We added a denaturant to examine the protein structure.
Compound of 変性 (hensei, 'denaturation') + 剤 (zai, 'agent').