| Solubility in 3M-HCl | Colorless & clear (c=5) |
| Specific rotation [α]D20 | -26.5°～-29.0°(c= 8, 6M-HCl) |
| Loss on drying | Not more than 0.3% |
| Residue on ignition (as sulfate) | Not more than 0.1% |
| Chloride (Cl) | Not more than 0.02% |
| Sulfate (SO4) | Not more than 0.03% |
| Heavy metals (as Pb) | Not more than 10ppm |
| Iron (Fe) | Not more than 10ppm |
| Ammonium (NH4) | Not more than 0.02% |
| Arsenic (As2O3) | Not more than 1ppm |
| Other amino acids | Not detected by T.L.C.(The spotted amount, 20μg) |
| Assay | 98.5%～101.0% |
| L-Isomer | Not more than 0.5% |
UNICHEMIST manufacture & supply D-Valine CAS:640-68-6,if you want to buy it,please drop your inquiry to [email protected] ,we will reply you asap.If you have any custom synthesis or contract manufacturing compounds, please also feel free to contact us.
Factory in Henan Province
The Henan factory is located in the south of Tengda Road and the west of Gongye 3rd Road, Huaiyang District, Zhoukou City, Henan Province. The first phase covers an area of about 200 acres with a total construction area of about 170,496 square meters. It is mainly engaged in the production and sales of pharmaceutical and biological products. More than 800 acres are planned for the second phase. The company has established a stable production service system that can meet the requirements of different quality assurance systems and process conditions, and can realize small-scale process transfer, pilot scale-up, and industrialization, as well as corresponding document registration and auditing.
Factory in Shanxi Province
At the end of 2017, We invested workshop in Xinjiang County Longzhou Chemical Co., Ltd., Xinjiang County Coal Mine Park, Yuncheng, Shanxi. The first phase of the reactors were 30* 2000L~5000L, The contract output value is 50 million annually, factory has passed the audit from public listed company domestic and abroad.
Factory in Shandong Province
The Shandong production plant is located in Liaocheng City, Shandong Province. It has a production workshop covering an area of 2600m², a supporting material warehouse of 800m², a QC laboratory of 150m², and a number of 500~5000L reactors. It has successfully carried out a number of scale-up production projects. The annual output of the body is more than 200 tons.
Certain products are for research use only. Not for diagnostic or therapeutic use. Not for human use. UNICHEMIST does not sell to individuals. UNICHEMIST does not warrant that the use or sale of the products delivered under will not infringe the claims of any China or other patents covering the product itself or the use thereof in combination with other products or the operation of any process.
