Z-NH-PEG3-CH2COOH-1g$272.00 Z-NH-PEG3-CH2COOH Product Catalog # Size Price (USD) Quantity Z-NH-PEG3-CH2COOH-1g 280302-1G 1 g $272.00 - Z-NH-PEG3-CH2COOH-1g quantity + For more size options, please click: Z-NH-PEG3-CH2COOH Add to cart Additional information Additional information Weight 0.001 kg Size 1 g For Research & Development use only. Not for testing and/or use on humans.