Seeking the supply of Apoferritin, ordered Oct 2020 (Ximenes, POTR). Says to store in -20C. I was unable to locate in Chemical Inventory or ABE freezers. Lindsey Crawley Laboratory Manager, Laboratory of Renewable Resources Engineering (LORRE) Agricultural & Biological Engineering, 225 S. University St., West Lafayette, IN 47907 o: 765-494-7052