mPEG4-NH2-1g$133.00 mPEG4-NH2 Product Catalog # Size Price (USD) Quantity mPEG4-NH2-1g 281202-1G 1 g $133.00 - mPEG4-NH2-1g quantity + For more size options, please click: mPEG4-NH2 Add to cart Additional information Additional information Weight 0.001 kg Size 1 g