Previous Product Next Product Mephedrone – 4MMC 20g $240.00 Mephedrone – 4MMC Very pure crystalline product from USA, 99.5% purity. . Mephedrone - 4MMC 20g quantity Add to cart Category: Research Chemicals Related products Research ChemicalsMDPV – 10g $300.00 Add to cart Research ChemicalsPotassium Cyanide 10g $250.00 Add to cart Research ChemicalsBenzofury, 6-APB $30.00 Add to cart Research Chemicals5-MeO-MiPT $100.00 Add to cart