RELIANCER
RELIANCER Molecular Model Kit,444PCS Organic Molecular Chemistry Set w/C60,Atoms,Bonds,Molecular Structures Building Kit for Chemistry Learning,STEM
【444PCS】This Chemistry Molecular Model Kit contains 136 atom pieces made up of different elements;154 bonds:long flexible bonds (good for double and triple bonds),medium-length hard bonds,short-bonds (used for scale model single bond),overlength bonds,V-bonds (for space-filling models);3 electro...
$24.85
