mPEG24-Mal Product Catalog # Size Price (USD) Quantity mPEG24-Mal281005-250MG250 mg$450.00 - mPEG24-Mal-250mg quantity + mPEG24-Mal281005-1G1 g$1,150.00 - mPEG24-Mal-1g quantity + Add to cart Description Molecular Formula: C56H106N2O27 Molecular Weight: 1239.4