AL3 Type (Aldehyde PEG)

2arm branched PEG, -CONH(CH2)2-CHO, Mw 20,000
2arm branched PEG, -CONH(CH2)2-CHO, Mw 40,000
2arm branched PEG, -CONH(CH2)2-CHO, Mw 60,000
2arm branched PEG, -CONH(CH2)2-CHO, Mw 80,000

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