(+)-L-Folinic acid, calcium salt 1492-18-8 CALCIUM LEUCOVORIN Calcium citrovorum factor Calcium folinate Folinic acid-SF, calcium salt Glutamic acid, N-[p-[[(2-amino-5-formyl-5,6,7,8-tetrahydro-4-hydroxy-6- pteridinyl)methyl]amino]benzoyl]-, calcium salt (1:1), L- L-Glutamic acid, N-[4-[[(2-amino-5-formyl-1,4,5,6,7,8-hexahydro-4-oxo-6- pteridinyl)methyl]amino]benzoyl]-, calcium salt (1:1), (S)- NSC3590