Flexible bond, 90mm (double bonding), Packs of ten 90mm flexible bonds to represent double bonding, Use to supplement your Unit building sets or for building custom models
Orbit Hydrogen atom, Hb, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Hydrogen bond, Color: White
Life size torso model with 28 parts for detailed study of all major organ systems. Dual sex with an open back.Rib cage removed to expose removable inteRNAl organs for detailed study.
Orbit Oxygen atom, Oa, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Carbonyl, Color: Red
Orbit Phosphorus atom, Pf, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Trivalent, Color: Purple
Orbit Nitrogen atom, Nb, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Half azo or Azide, Color: Blue
Orbit Carbon atom, Cl, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Octahedral, Color: Black
Orbit Halogen atom, Halp, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, 8 coordinate, Color: Green
Orbit Oxygen atom, Oj, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10mm diameter atom centre, Trigonal, Color: Red
Orbit Carbon atom, Ci, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Carbonyl, Color: Black