Prestained Protein Ladder (3.5 – 245 kDa)

Approximately 0.1~0.4 mg/ml of each protein in the buffer (20mM Tris-phosphate, pH 7.5 at 25°C), 2% SDS, 0.2mM Dithiothreitol, 3.6 M Urea, and 15% (v/v) Glycerol) .