An electrophoretic dye for denaturation of proteins and monitoring the front of running gel. Technical Information: Ultra-Pure Grade, Contents of a 1X Solution: 1.5% SDS and 10% glycerol, 62.5mM Tris -HCl (pH 6.8), 0.0025% Bromophenol blue, 2% β-mercaptoethanol. DNase: None detected, RNase: None detected, Proteases: None detected, Stability (-20°C) >1 Year. Appearance Form : Liquid, Appearance Color : Purple. 25ml