Molecular Model Set, Designed For A Teacher Or Advanced Student., Each

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Eisco teacher molecular model set, 500 pieces (230) atoms, (270) bonds this teacher's molecular model set contains a large amount of atoms for most basic chemistry models. Includes: [45] carbon (black), 4 holes [18] oxygen (red), 1 holes [42] oxygen (red), 2 holes [12] oxygen (red), 4 holes [12] metal (grey), 2 holes [10] metal (grey), 3 holes [10] metal (grey), 6 holes [36] hydrogen (white), 1 holes [12] sulphur (yellow), 4 holes [15] nitrogen (blue), 3 holes [12] phosphorus (purple), 4 holes [6] phosphorus (purple), 3 holes [170] medium bonds [100] long (flex) bond