Description: Peptide to Ac-LEVD-pNA Form: Lyophilized powder Molecular Formula : C28H40N6O11Molecular Weight : 636.65Purity : > 95%Chemical Structure : Ac-Leu-Glu-Val-Asp-pNAApplication : Ac-YVAD-pNA, chromogenic substrate for caspase-1 (ICE).Storage/Stability : Shipped at 4°C. Store at -20°C for one year.