mPEG48-CH2CH2COOH Product Catalog # Size Price (USD) Quantity mPEG48-CH2CH2COOH280814-250MG250 mg$836.00 - mPEG48-CH2CH2COOH-250mg quantity + mPEG48-CH2CH2COOH280814-1G1 g$1,953.00 - mPEG48-CH2CH2COOH-1g quantity + Add to cart Description Molecular Formula: C100H200O51 Molecular Weight: 2218.6