mPEG36-CH2CH2COOH Product Catalog # Size Price (USD) Quantity mPEG36-CH2CH2COOH280813-250MG250 mg$684.00 - mPEG36-CH2CH2COOH-250mg quantity + mPEG36-CH2CH2COOH280813-1G1 g$1,547.00 - mPEG36-CH2CH2COOH-1g quantity + Add to cart Description Molecular Formula: C76H152O39 Molecular Weight: 1690.0