Bronius rx is specialized in the manufacture and export of research chemicals for many years. We have profuse designs with series quality grade, and expressly, our price is very competitive because we are manufacturer, we are the source. You are welcome to buy bulk, which includes our latest designed products.We are professional producers of research chemicals like: 6-mapb, research chemicals.we are very reasonable in price ,best quality and 100% discrete in delivery.Should any of these items be of interest to you, please let us know, We will be happy to give you details.As a very active manufactures, we develop new designs nearly every month, If you have interest in it, it`s my pleasure to offer news to you regular.Product Quality"Client first, strict quality" is our policy! We supply the best quality products to our customers.best regards,