PEG4-bis(phosphonic acid diethyl ester) Size:Contact [email protected] for quotation Smiles: COCCOC1N=C(C2=CC(Cl)=C(Cl)C=C2)N(N=1)C1C=CC(=CC=1)NC(=O)CCl
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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31