Zhengzhou Eiffel Chemical Co., Ltd..
Country: 
China (Mainland)
Business Type: Lab/Research institutions
Mr.liu
Tel: 15993358503
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CHO-Ph-PEG2-NHS ester（1807521-07-8）CAS NO.: 1807521-07-8
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CHO-Ph-PEG2-COOtBu（1807521-09-0）CAS NO.: 1807521-09-0
