Material: Eutylones/MDMAs/BK-EDBPs CAS No.:17764-18-0 Specification: Yellow Brown Powder/Crystal Application: lab research Place of Origin : Guangzhou,China Product name:mfpeps Appearance: crystal Color :yellow Origin: china Purity: 99.8% Product Name :HEPs Appearance: Powder Color :White Product Name :4FPDs Appearance: crystal Color :Yellow Payment :bitcoin,,moneygram,etc Shipping method :FedEx ,UPS ,EMS,HK POST ,TNT ,DHL Delivery: Within 2 days after payment