protogel8Protocol Twenty Minute Casting. ProtoGel Quick-Cast contains the monomers and buffer components to produce a 12% gel. Measure out the volume ofStore and ship at room temperature - No Expensive Dry Ice Shipments ! ProtoGel (30%) 37.5:1 Acrylamide to Bisacrylamide Stabilized Solution; Optimized for SDS-PAGE of Proteins