its been opened, so I guess I may as well get a new bottle?If it has been sealed and no water has evaporated then I would assume it will be ok. It is probably just a dilute solution of potassium carbonate.
Still would be ok as long as significant water has not been lost due to evaporation.its been opened, so I guess I may as well get a new bottle?
okay thanks i'll check laterStill would be ok as long as significant water has not been lost due to evaporation.