| | North Metals & Chemicals Inc (York, PA) Sodium molybdate, sodium & calcium tungstate | |
| | PCS Phosphate Co Inc (Marseilles, IL) Calcium ingredients for animal feed | |
| | PMP Fermentation Products (Peoria, IL) Manufactures calcium gluconate, sodium gluconate & erythorbate, glucono delta lactone, enzymes & additives | |
| | Sanco Inc (Dalton, GA) Calcium carbonate | |
| | Solutia Inc (Augusta, GA) Sodium & calcium phosphates & phosphoric acid | |
| | Specialty Minerals Inc (West Carrollton, OH) Precipitated calcium carbonate | |
| | Specialty Minerals Inc (Cantonment, FL) Precipitated calcium carbonate | |
| | Specialty Minerals Inc (Bethlehem, PA) Manufacture calcium carbonate to bond paper | |
| | Specialty Minerals Inc (Wisconsin Rpds, WI) Calcium carbonate | |
| | Specialty Minerals Inc (Plainwell, MI) Precipitated calcium carbonate | |
| | Specialty Minerals Inc (Chillicothe, OH) Chemical coatings: calcium carbonate slurry | |
| | Vopak USA Inc (Middletown, PA) Sodium hypochlorite, caustic soda & calcium chloride solvents | |
| | Western Lime Corp (Green Bay, WI) High calcium hydrate & quick lime | |
| | Western Lime Corp (West Bend, WI) Lime: high calcium, quick & hydrated; domolitic, quick & hydrated; mortars & masons, agricultural | |
| | Wilkinson Corp (Mayville, MI) Calcium chloride: liquid, flake & pellets | |
