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Since 1977
Atomic and inorganic and organic molecular models and modeling kits. Choose from multiple sizes and material molecular sets that fit within your academic budget.
The Replacement 2⅛" Wood Bonds for the Molecular Model Set of 1" Atoms (AP8933) come in a package of 12 small wood bonds.
The Replacement 2" Spring Bonds for the Molecular Model Set of 1" Atoms (AP8933) come in a package of 12 spring bonds.