I was on a search for the purest form of PG I could find when I came accross this. Silver Fern Chemicals - Propylene Glycol, USP K
If you read the data sheet on USP PG you may be in for a surprise. I was
This makes me think twice about PG vs. VG.
Does anyone know where to find a different supplier of PG? Possible a better/pure mix
If you read the data sheet on USP PG you may be in for a surprise. I was

This makes me think twice about PG vs. VG.
Does anyone know where to find a different supplier of PG? Possible a better/pure mix