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How To Recover Platinum Group Metals From Dental Scrap Pt1
   • How To Recover Platinum Group Metals ...  

How To Recover Platinum Group Metals From Dental Scrap Pt2
   • How To Recover Platinum Group Metals ...  

Rid the PGM powders of zinc with hydrochloric acid. Rinse all the zinc and acid off, then dry the powders and get a weight.