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Manual
API
Products
Veselovsky
As-H-O-U
As-Cu-H-O
As-Co-Cu-H-Ni-O
C-H-K-Na-O-U
Al-Bi-Ca-O-Sr
structural properties
chalcogen
pnictogen
transitional
metalloid
triclinic
tetragonal
monoclinic
orthorhombic
hexagonal