Propargyl-PEG9-CH2COOH NHS Ester

• Product Name: Propargyl-PEG9-CH2COOH NHS Ester
• Catalog Number: AG-1845
• CAS#: -
• Molecular Formula: C25H41NO13
• Molecular Weight: 563.6
• Purity: > 90%*

Our NHS Ester maintains over 95% purity initially but may experience slight degradation over time due to its instability. However, we assure a minimum purity of over 90% upon shipping.