Biotin-PEG2-maleimide-1g$1,008.00 Biotin-PEG2-maleimide Product Catalog # Size Price (USD) Quantity Biotin-PEG2-maleimide-1g 271607-1G 1 g $1,008.00 - Biotin-PEG2-maleimide-1g quantity + For more size options, please click: Biotin-PEG2-maleimide Add to cart Additional information Additional information Weight 0.001 kg Size 1 g