Synonyms: COLLIDINE-HYDROGEN FLUORIDE COMPLEX;HYDROGEN FLUORIDE 2,4,6-COLLIDINE COMPLEX;HYDROGEN FLUORIDE 2,4,6-TRIMETHYLPYRIDINE;HYDROGEN FLUORIDECOLLIDINE;2,4,6-Collidine hydrogen fluoride;2,4,6-Trimethylpyridine hydrogen fluoride;HYDROGEN FLUORIDE 2 4 6-TRIMETHYL- &;Hydrogenfluoride2,4,6-trimethylpyridine~2,4,6-Trimethylpyridinehydrogenfluoride