ROTI ® Black P for electrophoresis ROTI ® Black P is a kit for speedy, reproducible silver staining of proteins in free and foil-supported gels. Sensitive silver staining Transparent gel Reliable results ROTI ® Black P allows the detection of proteins from 1 ng/mm 2 due to its high sensitivity in combination with the very low background of the stained gels. Free gels can be stained without methanol, for carrier-supported gels methanol is required. The ROTI ® Black P Kit comes with an easy to follow protocol that guarantees you reliable results. The kit contains Sodium thiosulphate (Art. No. L534), silver nitrate (Art. No. L535), empty test tubes (Art. No. L536), formaldehyde (Art. No. L537), and sodium carbonate (Art. No. L538). Contents of this Kit may not be bought separately. Shipped without racket.