Sigma-Aldrich
Niobium
铌
nitro-Grela
Nτ-Methyl-d3-L-histidine
3-甲基-d3-L-组氨酸
O-[2-(Boc-amino)ethyl]-O′-[3-(N-succinimidyloxy)-3-oxopropyl]polyethylene glycol 3,000
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 3,000
O-(2-Aminoethyl)-O′-[2-(Boc-amino)ethyl]polyethylene glycol 10000
O-(2-氨基乙基)-O′-[2-(叔丁氧羰基-氨基)乙基]聚乙二醇 10000