Find suppliers for polypropylene scrap from Tanzania. polypropylene scrap suppliers from Tanzania who are verified by RIM will have a “RIM Verified” Icon. The Trust Mark for scrap suppliers is an indication of the authenticity of the polypropylene scrap supplier. Higher the Trust Mark, better the trust. You can sort the polypropylene scrap suppliers from Tanzania by Trust Marks, RIM Verified, Posted date etc. by selecting the appropriate field in the drop down menu.