Photoresist Chemicals L-histidyl-L-alanyl-L-r-aspartylglycyl-Lseryl-L-phenylalanyl-L-seryl-L-raspartyl-L-r-glutamyl-L-methionyl-Lasparaginyl-L-tyrosyl-L-valyl-L-leucyl-L-r-aspartyl-L-seryl-L-leucyl-L-alanyl-L-threonyl-L-ar Cas:87805-31-0 Molecular Formula: