분자 모형

Set of 3 easy-to-use models of various carbon crystal structures: diamond, graphite and fullerene, for demonstrating the fundamental differences between the structures. Specifications: Ball diameter: 25 mm approx. Lengths of ... more

Contents: • 13 Sodium, grey, diameter 23 mm • 14 Chlorine, green, diameter 32 mm • 54 grey, medium links Diameter of atom parts ranges from 14 – 23 mm. more

Contents: • 30 Carbon, black, diameter 23 mm • 40 grey-links Diameter of atom parts ranges from 14 – 23 mm. more

This kit is designed to make a three layer model of graphite having 15 carbon atoms in each layer. Diameter of atom parts ranges from 14 – 23 mm. Contents: • 45 Carbon, black, diameter 23 mm • 51 grey links medium ... more

Contents: • 60 Carbon, black, diameter 23 mm • 100 links medium length Diameter of atom parts ranges from 14 – 23 mm. more

Contents: • 26 Oxygen atom red • 52 Hydrogen atom white • 52 Covalent bond white • 40 Hydrogen purple Diameter of atom parts ranges from 14 - 23 mm. more

Glucose is the main carbohydrate molecule cells use for fuel. With one glucose molecule 32 ATP cells can be made to provide the energy needed to run a cell! With this molecular model kit it is easy to teach and learn about the structure of ... more

Contents: • 54 Carbon black, 4-hole • 3 Carbon black, 3-hole • 3 Oxygen red, 1-hole • 3 Oxygen red, 2-hole • 110 Hydrogen white • 65 Links short • 1 Short Link remover tool Diameter of atom parts ... more

The following amino acids can be assembled. Group 1 Valine, Group 2 Threonine, Group 3 Phenylalanine, Group 4 Methionine, Group 5 Histidine, Group 6 Aspartic acid, Group 7 Glutamine and Proline. Extra parts are included to form peptide bonds ... more

This Molecular System is a set of 65 atom centres, scale 3cm = 100pm. Capable of building simple organic models, including sugar. The colours of the centres represent the elements. The centres are joined by bonds which fit over the prongs. ... more