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|
HS Code |
104598 |
| Name | D-Histidine |
| Chemical Formula | C6H9N3O2 |
| Molecular Weight | 155.15 g/mol |
| Cas Number | 636-13-7 |
| Appearance | White to off-white powder |
| Solubility In Water | Soluble |
| Melting Point | 295-297°C (decomposes) |
| Optical Rotation | [α]D20 -62° (c=2, H2O) |
| Pka | 1.8 (carboxyl), 9.2 (amino), 6.0 (imidazole) |
| Isomerism | D-isomer of Histidine |
| Storage Temperature | 2-8°C |
| Purity | Typically ≥98% |
| Synonyms | D-(−)-Histidine |
As an accredited D-Histidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | D-Histidine (Sigma Aldrich) is packaged in a clear, sealed 25g glass bottle with a blue screw cap and detailed labeling. |
| Shipping | D-Histidine is shipped in tightly sealed containers, usually as a dry powder, to protect against moisture and contamination. Packages are clearly labeled, with safety data and handling instructions included. During transit, temperature and handling conditions are controlled as per chemical grade requirements. Standard shipping complies with local and international regulations. |
| Storage | **Storage Description for D-Histidine (Sigma Aldrich/Merck/TCI Chemical Grade):** Store D-Histidine in a tightly sealed container, away from moisture and direct sunlight, at 2–8°C (refrigerator temperature). Keep the substance in a dry, well-ventilated area, separated from incompatible materials such as strong oxidizers. Ensure proper labeling and avoid repeated freeze-thaw cycles to maintain product stability and purity. |
Competitive D-Histidine prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@ar-reagent.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ar-reagent.com
Flexible payment, competitive price, premium service - Inquire now!
