PEG12-DOTA Product Catalog # Size Price (USD) Quantity PEG12-DOTA330449-100MG100 mgPlease InquirePlease InquirePEG12-DOTA330449-500MG500 mgPlease InquirePlease InquirePEG12-DOTA330449-1G1 gPlease InquirePlease InquirePEG12-DOTA330449-5G5 gPlease InquirePlease Inquire Description CAS #: 3030400-90-6 Molecular Formula: C55H105N5O21 Molecular Weight: 1172.5