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Manual
API
Products
Jgoebm
Al-H-O-P-U
H-K-N-O-Se-U
H-Na-O-S-U
H-K-O-Se-U
C-H-Na-O-S-U
structural properties
chalcogen
transitional
pnictogen
metalloid
radioactive
monoclinic
trigonal
orthorhombic
triclinic
hexagonal