Diethoxy-phosphorylethyl-PEG5-ethylphosphonic acid
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D10926 Diethoxy-phosphorylethyl-PEG5-ethylphosphonic acid 【psaitong】 |
PEG4-bis(phosphonic acid diethyl ester)
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P11075 PEG4-bis(phosphonic acid diethyl ester) 【psaitong】 |