478
compruleter
(lemmy.ml)
Be sure to follow the rule before you head out.
Rule: You must post before you leave.
Distillation x3 or more does that, or just x1 with a really good still (a reflux still for example) and competent user.
Thar would be a surprise, as it forms an azeotrope at around 96%.
It seems you're correct, my apologies, alcohol goes through a drying process to reach higher purities.