naptha

I am living in bumfuck turkey and geting proper chemicals is a pain in here I found a listing on industrial quality heavy naphtha can I do freeze crystallization with heavy naptha or do you suggest to me to use something else

https://bbgate.com/threads/ephedrine-extraction-from-pills-methods.2443/ Hello, I need more detailed information about this extraction within my possibilities. The most important question about resources is - The instructions call for the use of naphtha (VM&P Naphtha) I come from the CZECH...