NHS-PEG3-NHS Product Catalog # Size Price (USD) Quantity NHS-PEG3-NHS281902-1G1 g$460.00 - NHS-PEG3-NHS-1g quantity + NHS-PEG3-NHS281902-5G5 g$1,150.00 - NHS-PEG3-NHS-5g quantity + Add to cart Description Synonym: α, ω-Disuccinimidyl triethylene glycol tr> CAS #: 1314378-11-4 Molecular Formula: C20H28N2O12 Molecular Weight: 488.5