Photoresist Chemicals L-prolyl-L-r-glutamyl-L-phenylalanyl-Lleucyl-L-r-glutamyl-L-r-aspartyl-Lprolyl-L-seryl-L-valyl-L-leucyl-Lthreonyl-L-lysyl-L-r-glutamyl-L-lysyl-L-leucyl-L-lysyl-L-seryl-L-r-glutamyl-L-leucyl-L-valyl-L- Cas:56996-26-0 Molecular Formula: