13477-39-9 Calcium bis(metaphosphate) Calcium dimetaphosphate (Ca(PO3)2) Calcium metaphosphate Calcium metaphosphate, with a fluorine content of less than 0,005 by weight on the dry anhydrous product Calcium phosphate (Ca(PO3)2) EINECS 236-769-6 Metaphosphoric acid (HPO3), calcium salt Metaphosphoric acid, calcium salt