✦ Verified product
SUNBRIGHT® ME-200HS
USD 160.00
Package size
NOF AMERICA CORPORATION
Verified independent store
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SUNBRIGHT ME-200HS is a methoxy PEG NHS ester with a 20,000 Da PEG chain. The NHS group reacts with amine-containing molecules to form a stable amide bond. After PEGylation, the HS