90nm Carboxyl (Carboxyl-PEG5000-SH) Gold NanoUrchins
https://www.cegchem.com/shop/guc5k-90-50-0-5-ml-90nm-carboxyl-carboxyl-peg5000-sh-gold-nanourchins-17095
https://www.cegchem.com/web/image/product.template/17095/image_1920?unique=b238594
High-quality for use in scientific research, chemical synthesis, and laboratory applications. Available in GUC5K-90-50-0.5 ml size. CAS: Unknown
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