I've been around the Rc scene since the start! Regarding the earlier, chemical collective may seems high priced. But remember that the chemicals come from a lab that we are going to often recall given that the Hoffman/shulgin/Nichols, of our modern-day moments! Umfortunately I have never recieved the parcel. See https://zandermnlli.snack-blog.com/36241845/the-5-second-trick-for-research-chemicals-uk