mPEG5-NHS-1g$306.00 mPEG5-NHS Product Catalog # Size Price (USD) Quantity mPEG5-NHS-1g 281303-1G 1 g $306.00 - mPEG5-NHS-1g quantity + For more size options, please click: mPEG5-NHS 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.