Cbz-N-amido-PEG5-acid，Cbz-NH-PEG5-C2-acid

Azido-PEG6-NHS ester

Azido-PEG8-CH2CO2-NHS，Azido-PEG8-C1-NHS ester

Azido-PEG4-NHS ester

SPDP NHS ester，SPDP Crosslinker

Ald-Ph-PEG2-acid，Ald-Ph-amido-PEG2-C2-acid

Azido-PEG12-NHS ester

Azido-PEG9-acid

Ph-Bis(C1-N-(C2-NH-Boc)2)，{2-[(4-{[Bis-(2-tert-butoxycarbonylamino-ethyl)-amino]-methyl}-benzyl)-(2-tert-butoxycarbonylamino-ethyl)-amino]-ethyl}-carbamic acid tert-butyl ester

SPDP-C6-NHS ester

Azido-PEG4-CH2CO2-t-Bu，Azido-PEG4-CH2-Boc

Sulfo-NHS，N-Hydroxysulfosuccinimide sodium

Azido-PEG3-CH2CO2-t-Bu，Azido-PEG3-C-Boc

CarboxRuixiG2-sulfonic acid

Ald-Ph-PEG2-NH-Boc

Azido-PEG2-CH2CO2-t-Bu，Azido-PEG2-C1-Boc

Azido-PEG1-NHS ester

Ald-Phenyl-PEG5-t-butyl ester，Ald-Ph-PEG5-Boc

Azido-PEG6-acid

Fmoc-NH-pentoic acid-NHS-SO3Na