Hi guys normally i get my naphta from the pharmacy whit a boiling range from 40/60 whit a non volital part of 0.000000% its called wundbenzin now i see in a market they sell very nice naphta in pharma quality all are labeld with 100% naphta non volital part 0.000000% one whit 60/95 the other whit 100/140 boiling range now i thinl its one of them maybe better as my 40/60 wundbenzin