PepperSocks
Bluelight Crew
As long as you see that 99.9% number on it you're fine. The other 0.1% is just water. Pure methanol absorbs moisture from the air. Methanol makes people go blind if you drink enough of it. If it's evaporated from your extract you're perfectly fine, whatever few molecules of it are left in there are harmless. The adulterant in the solvents is usually confined to naphtha for acid/base extractions. Some naphtha's have nasty adulterants but not methanol.