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Sitewide sale! Save 10% on your purchase of $50 or more. Use code SALE17A. Click for more details.
A quality personal-size model set with atoms represented by 2 cm diameter wooden balls. Ball colors and quantities are 6 black carbon, 15 yellow hydrogen, 4 red oxygen, 4 green chlorine, 2 blue nitrogen, 2 purple potassium and 2 orange sodium. Models are connected with flexible metal springs.