50 Atom-parts and 62 Links Contents : 20 hydrogen (white), 12 carbon (black), 6 oxygen (red), 4 halogen (green), 4 nitrogen (blue), 2 sulphur (yellow), 1 phoshorus (purple), 1 metal (grey) Links : 26 medium grey links, 12 long flexible grey links, 26 short white links, 1 short link remover tool.