Product name :MDPVAppearance : CrystalPurity : 99.9 % Packing : Aluminium foil bagUsage : Research purpose 1. We can offer NMR,HPLC and COA if you want.2. We can offer sample for testing3. If package get seized by customs,we will reship free4. Payment:Western Union,Bitcoin,T/T, Moneygram.5. If you want new products, we can synthesis it for your and secret. We are professional BK-MDMAs manufacturer in Europe, a lot of US and all over the world customers purchase big quantity from us monthly. All chemicals we sell are best quality and competitive price. Generally, we will ship by EMS DHL Fedex or UPS, special way to USA, UK and Russia, we guarantee package can pass customs. We are willing to establish long-term and mutual beneficial business relationship with worldwide customers. If you have any questions else, please feel free to contact us.