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Tris base


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Description

Molecular Biology Reagent Tris Base This is used in a number of Tris buffer products used in electrophoresis in the pH range 7.2-9.0. It does not precipitate calcium salts and useful in maintaining the solubility of manganese salts.

Technical Specification

M.W.(tris base / tris HCl)                    121.1 / 157.6
Purity                                                       > 99.8%
Moisture                                                 < 1.0%
A280 (1.0M, water)                               < 0.05
Insolubles                                              < 0.005%
Arsenic                                                    < 0.0005%
Copper                                                    < 0.0001%
Iron                                                           < 0.0001%
Magnesium                                            < 0.0001%
Heavy metals (as Pb)                           < 0.0001%
DNase, RNase,protease                     none detected
Storage                                                    Room Temperature, dry

CAS 77-86-1