Meaning of polyquaternium | Babel Free
Definitions
Any of a several classes of polymers having quaternary ammonium functional groups; they act as surfactants in shampoos and various hair products
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.