CAS:73-22-3 Foirmle Molecular:C11H12N2O2 Cuideam moileciuil:204.23 EINECS:200-795-6 Co-fhaclan:Fuasgladh Trytophan (W), 100ppm; L-Tryptophan, Trp; L-TryptophanVetec(TM) reagentgrade,> = 98%; VWRSURFACESAMPLINGSPONGEWITHNE; L-TRYPTOPHAN(13C11,D8,15N2)