Description Catalog number:EC-893Size: 200 mlTraditional Laemmli Stacking Gel Buffer (4X)Formulated with 0.2 Micron FiltrationUltra-Pure Reagents in 18 Megohm WaterCrystal Clear, Reproducible GelsThe use of National Diagnostics’ ProtoGel Stacking Buffer will ensure the purity and performance of your Laemmli gels. When diluted as directed ProtoGel Stacking Buffer forms a gel of 0.125 M Tris-HCl and 0.1% SDS, pH 6.8.Storage:ProtoGel Stacking Buffer is stable for 24 months when stored tightly capped in a dark area at room temperature.