Molecular Model Set – Bio Chemistry Set – Teacher, PS / PE

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Description

ELEMENTS :
CARBON (II , III , IV) – 71
NITROGEN (II , III , IV) – 36
OXYGEN (I , II) – 47
HYDROGEN (I , II) – 120
SULPHUR (II) – 2
PHOSPHORUS (IV) – 6
METAL (IV , VI) – 2