The Unit molecular system features large (44mm diameter) spheres in seven colours to represent different atoms and 25mm diameter white spheres representing hydrogen atoms joined by a versatile peg system. Available as a large demonstration set, with either metal or plastic bonds or packs of individual atoms, pegs, accessories and rigid and flexible bonds for making custom molecular models.
Extra-large system for demonstrations in classrooms and lecture theatres.
Extra atoms, bonds and accessories to supplement your Unit sets.
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