Next photochem order, I'll just get a legitimate bottle of TEA or PG, tbd. Don't need much at a time anyway. I was thinking gallons because of the buckets of other things I bought from chemically and ritually impure sources..
Water will do for the time being with acetaminophen.
Anhydrous alcohol, stirring and patience will do with initial phenidone work. Web data sheets say it dissolves in hot water, but it must take more patience than photographers have.