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HS Code |
338820 |
| Product Name | Biotin-PEG3-NHS ester |
| Cas Number | 63590-64-7 |
| Molecular Formula | C18H29N3O8S |
| Molecular Weight | 447.50 g/mol |
| Purity | ≥95% |
| Solubility | DMSO, DMF, water (moderate) |
| Appearance | White to off-white solid |
| Functional Group | N-hydroxysuccinimide (NHS) ester |
| Spacer Length | ~17.5 Å (PEG3) |
| Storage Temperature | -20°C (desiccated) |
| Application | Bioconjugation, protein labeling |
| Stability | Sensitive to moisture; hydrolyzes in aqueous solutions |
| Synonyms | NHS-PEG3-Biotin |
| Recommended Diluent | Anhydrous DMSO |
| Reactivity | Reacts with primary amines |
As an accredited Biotin-PEG3-NHS ester factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The Biotin-PEG3-NHS ester from Sigma Aldrich is supplied in a 50 mg amber glass vial, sealed, and clearly labeled. |
| Shipping | Biotin-PEG3-NHS ester from Sigma Aldrich, Merck, or TCI Chemical Grade is shipped in airtight, light-protective containers, typically with desiccants and cooling packs to preserve stability. Shipments comply with chemical safety regulations, ensuring temperature control and safe handling during transit. Shipping documentation includes product details and safety data sheets (SDS). |
| Storage | Biotin-PEG3-NHS ester should be stored at –20°C, protected from light and moisture. Ensure it is kept in a tightly sealed container, preferably under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis. Allow the vial to reach room temperature before opening to avoid condensation. Store desiccated and avoid repeated freeze-thaw cycles for optimal stability. |
Competitive Biotin-PEG3-NHS ester prices that fit your budget—flexible terms and customized quotes for every order.
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Tel: +8615365186327
Email: sales3@ar-reagent.com
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