Dilute protein samples 3:1 in 4x Laemmli sample buffer before loading on SDS-PAGE gels (requires the addition of β-mercaptoethanol).

Other Information:

• Formulation: 277.8 mM Tris-HCl, pH 6.8, 4.4% LDS, 44.4% (w/v) glycerol, 0.02% bromophenol blue
• Ready to dilute — use distilled deionized water
• Premixed loading buffer — ensures lane-to-lane consistency
• Quality-controlled reagent — guarantees reproducible results