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HS Code |
435023 |
| Product Name | D(+)-Tryptophan |
| Chemical Formula | C11H12N2O2 |
| Molecular Weight | 204.23 g/mol |
| Cas Number | 153-94-6 |
| Appearance | White crystalline powder |
| Melting Point | 290-295°C (dec.) |
| Solubility In Water | Slightly soluble |
| Optical Rotation | [α]D20 +26° (c=2, H2O) |
| Purity | Typically ≥98% |
| Storage Temperature | 2-8°C |
| Synonyms | D-Tryptophan, D(+)-α-Aminoindole-3-propionic acid |
| Usage | Biochemical research, chiral studies |
| Pka | 2.38 (carboxyl), 9.39 (amino) |
| Ec Number | 205-828-2 |
| Ld50 Oral Rat | >5000 mg/kg |
As an accredited D(+)-Tryptophan factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 25g D(+)-Tryptophan comes in a tightly sealed amber glass bottle with a white screw cap and clear product labeling. |
| Storage | D(+)-Tryptophan should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry place at 2–8°C (refrigerated conditions). Avoid exposure to excessive heat and humidity to maintain its stability. Always store away from incompatible substances, such as strong oxidizing agents, and follow standard laboratory chemical safety protocols. |
| Shipping | D(+)-Tryptophan is shipped in tightly sealed containers, typically under cool and dry conditions to preserve its stability. Packaging complies with safety regulations for non-hazardous biochemicals. Labels indicate the chemical’s identity and handling instructions. During transit, the product is protected from moisture, light, and excessive heat to maintain quality. |
Competitive D(+)-Tryptophan prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to sales7@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: sales7@sinochem-nanjing.com
