Product info: SE-buffer T7 RNA polymerase Name SE-buffer T7 RNA polymerase Cat. # B319 Package, ml 1 Add to basket Stuff 50 mM Tris-HCl (pH 7.5 at 25°C); 6 mM MgCl2; 10 mM Dithiothreitol; 2 mM spermidine. Storage conditions Store at -20°C MSDS: Download MSDS as PDF