EDTA disodium salt

Description:

Molecular Biology Grade EDTA Disodium Salt Complexes with heavy metals such as copper and zinc. Used in DNA electrophoresis buffers to inactivate nucleases by binding metal ions.

Technical Specification

                                                        Acid                  Salt
M.W.                                             292.25             372.24
Purity                                            > 99.5%          > 99.5%
pH (5% soln at 25°C)               2.5-3.5             2.5-3.5
Ash                                               < 0.2%             0.2%
Nitriloacetic acid                        < 0.1%             < 0.1%
Heavy Metals                              < 0.001%         < 0.001%
Iron                                               < 0.005%         < 0.005%
Magnesium                                < 0.0005%       < 0.0005%
Storage                                              Room Temperture

DNase/ RNase                            Non Detected

CAS 139-33-3