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 Pteridin-2-ones, covalent hydration Pteridine Pteridine covalent hydration Pteridines Pteridines covalent hydration Ultraviolet spectra, covalent hydration of pteridines, 2-amino Ultraviolet spectra, covalent hydration of pteridines, dihydro Ultraviolet spectra, covalent hydration of pteridines, hydroxy