tri-GalNAc-PEG3-Biotin Product Catalog # Size Price (USD) Quantity tri-GalNAc-PEG3-Biotin250701-100MG100 mgPlease InquirePlease Inquiretri-GalNAc-PEG3-Biotin250701-500MG500 mgPlease InquirePlease Inquiretri-GalNAc-PEG3-Biotin250701-1G1 gPlease InquirePlease Inquire Description Molecular Formula: C83H146N14O34S Molecular Weight: 1916.2