Zhengzhou Eiffel Chemical Co., Ltd..
Country: 
China (Mainland)
Business Type: Lab/Research institutions
Mr.liu
Tel: 15993358503
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N-Boc-N-bis(PEG3-NHS ester)（2055042-31-2）CAS NO.: 2055042-31-2
N-Boc-N-bis(PEG4-NHS ester)（2093153-08-1）CAS NO.: 2093153-08-1
N-(Azido-PEG2)-N-Boc-PEG3-acid（2086689-01-0）CAS NO.: 2086689-01-0
N-(Azido-PEG2)-N-Boc-PEG4-acid（2093153-82-1）CAS NO.: 2093153-82-1
