U-47700 research chemicals
U-47700 is a legal designer chemical or research chemical, we are legit chemicals vendor and suppliers providing U-47700 research chemicals for 5 years. by purchasing at our online shop site you will get a safe and easy shopping experience , Buy u-48800 online and this is where to buy best and cheap china research chemical, the usa europe uk nederland canada research chemical sources. please feel free buy U-47700 from us .U-47700 derived from AH-7921. U-47700 is selective for the µ-opioid receptor, having around 7.5 x the potency of mor.phine in animal models.