Sigma-Aldrich
Niobium
nitro-Grela SI-o-tolyl
NTA terminal-SAM formation reagent
O-[2-(Boc-amino)ethyl]-O′-[3-(N-succinimidyloxy)-3-oxopropyl]polyethylene glycol 5000
O-[2-(Boc-氨基)乙基]-O′-[3-(N-琥珀酰亚胺氧基)-3-氧代丙基]聚乙二醇 5000
O-(2-Aminoethyl)-O′-[2-(Boc-amino)ethyl]polyethylene glycol 3000
O-(2-氨基乙基)-O′-[2-(叔丁氧羰基-氨基)乙基]聚乙二醇 3000
O-(2-Carboxyethyl)-O′-(2-mercaptoethyl)heptaethylene glycol
O-(2-羧基乙基)-O′-(2-巯基乙基)七乙二醇