mPEG8-CH2COOH Product Catalog # Size Price (USD) Quantity mPEG8-CH2COOH280901-1G1 g$650.00 - mPEG8-CH2COOH-1g quantity + mPEG8-CH2COOH280901-5G5 g$1,625.00 - mPEG8-CH2COOH-5g quantity + Add to cart Description CAS #: 102013-72-9 Molecular Formula: C19H38O11 Molecular Weight: 442.5