NH2-PEG4-DOTA Product Catalog # Size Price (USD) Quantity NH2-PEG4-DOTA330447-100MG100 mgPlease InquirePlease InquireNH2-PEG4-DOTA330447-500MG500 mgPlease InquirePlease InquireNH2-PEG4-DOTA330447-1G1 gPlease InquirePlease InquireNH2-PEG4-DOTA330447-5G5 gPlease InquirePlease Inquire Description CAS #: 2090232-34-9 Molecular Formula: C26H50N6O11 Molecular Weight: 622.7