Formulation: Liquid. In SDS-PAGE sample buffer, pH 6.8, containing 40mM TRIS-HCl, 1% SDS, 50mM DTT, 7.5% glycerol, and 0.003% bromophenol blue. Applications: WB. Shipping: Shipped on Dry Ice. Long Term Storage: -80°C. Handling: Avoid freeze/thaw cycles.