HO-PEG12-CH2CH2COOH Product Catalog # Size Price (USD) Quantity HO-PEG12-CH2CH2COOH285503-500MG500 mg$578.00 - HO-PEG12-CH2CH2COOH-500mg quantity + HO-PEG12-CH2CH2COOH285503-1G1 g$868.00 - HO-PEG12-CH2CH2COOH-1g quantity + Add to cart Description Molecular Formula: C27H54O15 Molecular Weight: 618.4