ephederine

Hi, all. Very new here, thank you for the hospitality and helpfulness! Looking to do my first cook but I need advice At my pharmacy, there are many kinds of pseudoephedrine pills available and I don’t know the best / most effective kind to buy. To name a few, I saw the following kinds of...

Hello everybody I am beginner if i extract a ephederine and pseudoephederine mixture from ehpedera sinca ,for 6g of the extracted powder how much iodine and phosphorous is needed? How much i should reflux it for best results ? For liquid - liquid extraction and crystillization via HCL gas which...