High ph distillation


Ok so we all know that a low <7 ph Gives isomerization in. The Distillate iT s acitic
But what is the consequense of high ph in the boiling flask ? >7 ph
@Future ?
I want to use Some magsil in the. Boiling flask but ph is high 8.3 ph
Should i lower to 6.8ph before starting or
Go ahead ?