Jost Chemical Co. manufactures calcium salts with very low levels of aluminum, lead, manganese, iron, and other vagrant metals for the nutrition and the clinical nutrition markets. Our family or products include calcium carbonate, calcium citrate, calcium hydroxide, calcium phosphate dibasic anhydrous (DCPA), and calcium phosphate tribasic (TCP).  For additional information, click on the following:

http://www.jostchemical.com/tech_info/HiPurCa.pdf