Bifunctional PEG derivatives
| Item No. | Product Name | CAS No | Structure | Inquiry |
| 5232 | H2N-PEG-NH2 | 24991-53-5 |
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| 5234 | HOOC-PEG-COOH | 74558-41-1 |
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| 5237 | NHS-PEG-NHS |
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| 5236 | Mal-PEG-Mal |
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| 5239 | Py-PEG-Py |
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