Basic
information
- Product Name：L-Histidine
- CAS NO.： 71-00-1
- MF： C6H9N3O2
- MW： 248.02
- Melting Point：282 °C (dec.)(lit.)
- Boiling Point：278.95°C (rough estimate)
- Store Condition: 2-8°C
- Oder：Oderless
Specification of L-Histidine
| Test items | Standards |
| Appearance | White crystals or crystalline powder |
| Assay | 98 5~1015% |
| Residue on ignition | ≤0.4% |
| Choride(Cl) | ≤0.05% |
| Sulfate(S04) | <0.03% |
| lrone) | ≤30ppm |
| Related Compounds | Not more than 0.5% of any individual impurity is found |
| Not more than 2.0%of total impurities is found | |
| Specific rotation[α]D25 | +12.6°-+14.0° |
| PH | 7.0-8.5 |
| Loss on dryimg | ≤0.2% |
Our Advantages
Quality Control
QC team members are all qualified and receive regular training. A professional QA team ensures quality products and a sound documentation system is in place to support audits.
Our Services
We not only provide qualified products, but also the best pre-sales and after-sales services. Our goal is to build a long-term relationship with every customer. If you have questions or problems, please feel free to contact us by email, phone, WhatsApp... We will respond to you as soon as possible within 24 hours.
Fast Delivery
For products in stock, we can deliver immediately after receiving your payment. For synthetic chemicals, we will provide delivery time when quoting.
Manufacturing Site
Delivery
After receiving the order and payment, we will arrange the shipment as soon as possible.
Shipping terms(e.g.,by air, sea, or express)will be included in the quotation and depend on your requirements.
Samples and products in small quantities are usually shipped via DHL, FedEx, or UPS.
For more details, please contact us at miley@joybiotech.com.
Nice Package
Packaging size can range from 1 gram to 1 kilogram per bottle or bag, and we offer customized sizes based on your requirements and chemical properties of the product.
We prioritize nice packaging to ensure products are well-protected and arrive in perfect condition.
Company Profile
Shanghai Joy Biotech Ltd. is a professional supplier of dietary supplements (such as L-Histidine), pharmaceutical raw materials, cosmetic ingredients, and related products. Our team comprises doctors, master's degree holders, and bachelor's degree holders specializing in pharmaceuticals, chemistry, and biology.
We provide professional services in export and import of chemical products, as well as CMO/CDMO (Contract Manufacturing Organization/Contract Development and Manufacturing Organization) solutions.
Our Certificates
Our certificates are complete and trustworthy
