8PEG-450 are water soluble core/shell quantum dots with amphiphilic polymer and PEG coating. There is not any surface functional group on the surface of the quantum dots. The colloidal stability of 8PEG-450 is exceptionally high. It is stable in most buffer solutions in the pH range of 5-10.
Borate, Tris, HEPES, PBS, MES, etc.
10 mM PBS, pH 7.4, 0.02% NaN3
2-8 °C; Do not freeze. Keep vial upright.