| 货号 | 中文名称 | 英文名称 | CAS |
| WT-AY-A01124 | TCO* - NHS carbonate / AXIAL isomer | TCO* - NHS carbonate / AXIAL isomer | 1610931-22-0 |
| WT-AY-A01304 | TCO* - NHS carbonate / EQUATORIAL isomer | TCO* - NHS carbonate / EQUATORIAL isomer | 1610931-22-0 |
| WT-AY-A01163 | TCO*-PEG2-Maleimide | TCO*-PEG2-Maleimide | |
| WT-AY-A01051 | TCO*-PEG3-Maleimide | TCO*-PEG3-Maleimide | 2392039-23-3 |
| WT-AY-A01117 | TCO*-PEG4-COOH | TCO*-PEG4-COOH | |
| WT-AY-A01099 | TCO*-PEG3-NHS | TCO*-PEG3-NHS | |
| WT-AY-A01276 | TCO*-PEG4-NHS | TCO*-PEG4-NHS | |
| WT-AY-A01283 | TCO*-PEG7-Maleimide | TCO*-PEG7-Maleimide | |
| WT-AY-A01152 | TCO*-PEG3-COOH | TCO*-PEG3-COOH | |
| WT-AY-A01236 | TCO*A - active ester (p-NPE) | TCO*A - active ester (p-NPE) | 1580501-97-8 |
| WT-AY-A01226 | TCO*E - active ester (p-NPC) / equatorial | TCO*E - active ester (p-NPC) / equatorial | 1580501-97-8 |
| WT-AY-A01008 | TCO*-PEG8-COOH | TCO*-PEG8-COOH | |
| WT-AY-A01279 | TCO*-PEG8-NHS | TCO*-PEG8-NHS | |
| WT-AY-A01039 | TCO*A - OH /AXIAL | TCO*A - OH /AXIAL | 1414375-00-0 |
| WT-AY-A01017 | TCO*A - OH /EQUATORIAL | TCO*A - OH /EQUATORIAL | 93301-75-8 |
