Educational instrument -- Organic molecule structure model -- Ball-and-stick model -- C2H502N (Glycine).
1.Teaching instrument such as molecular models,crystal models 2. A full range of molecular models with domestic standard and international standard. 3. Basic colors for atoms: White, red, black, grey, light blue. (also offer customized colors. ) 4. Basic colors for connect chain: White, purple, grey, light blue. (also offer customized colors. )
There is the doemstic standard and international standard each kind of model molecular structure model.