couple of points inert recrystalisation although picky i think the following sentance needs re wording solvents should therefore not react chemically with the dissolved compounds they have to be inert i can think of several instances in which solvents also act as reagents most notably the birch reduction both ammonia and ethanol formation of nucleophiles such as alkoxides to name but a few an important point which should also be noted linked is the process of recrystalisation dant t