SEARCH Articles Figures Tables Covalent hydration—continued of pteridines Covalent hydration—continued of pteridines, amino Covalent hydration—continued of pteridines, chloro Covalent hydration—continued of pteridines, dihydro Covalent hydration—continued of pteridines, hydroxy Covalent hydration—continued of pteridines, mercapto Pteridin Pteridine Pteridines Pteridines—continued polarographic behavior