| 10356 | Biotinoyl-2-Aminobutyric acid | | 917015-56-6 | $250.00 |
| 10199 | dPEG®₄-biotin acid | | 721431-18-1 | $100.00 – $600.00 |
| 10197 | dPEG®₁₂-biotin acid | | 948595-11-7 | $150.00 – $975.00 |
| 10773 | dPEG®₂₄-biotin acid | | 721431-18-1 | $225.00 – $1,350.00 |
| 10776 | dPEG®₄₈-biotin acid | | 721431-18-1 | $300.00 – $1,500.00 |
| 10200 | NHS-dPEG®₄-biotin | | 459426-22-3 | $100.00 – $750.00 |
| 10198 | NHS-dPEG®₁₂-biotin | | 365441-71-0 | $125.00 – $1,125.00 |
| 10774 | NHS-dPEG®₂₄-biotin | | 365441-71-0 | $250.00 – $1,400.00 |
| 10202 | NHS-dPEG®₄-biotinidase resistant biotin | | 1334172-61-0 | $150.00 – $1,200.00 |
| 10194 | NHS-S-S-dPEG®₄-biotin (cleavable) | | 1260247-51-5 | $175.00 – $875.00 |
| 10203 | TFP-dPEG®₄-biotinidase resistant biotin | | N/A | $150.00 – $1,200.00 |
| 10204 | TFP-dPEG®₁₂-biotinidase resistant biotin | | N/A | $250.00 – $1,750.00 |
| 10009 | Biotin-dPEG®₄-TFP ester | | N/A | $100.00 – $600.00 |
| 10008 | Biotin-dPEG®₁₂-TFP ester | | N/A | $150.00 – $975.00 |
| 10007 | Biotin-dPEG®₂₄-TFP ester | | N/A | $250.00 – $1,400.00 |
