Pseudoephedrine, ephedrine, phenylacetone, and phenylacetic acid are presently DEA listing I and acetic anhydride is list II over the DEA listing of chemical compounds subject matter to regulation and control actions. This process can require the usage of mercuric chloride and leaves guiding mercury and direct environmental wastes.[one hundred and https://seymouro887nfx9.blogdomago.com/profile