N-Acetyl-L-Tyrosine
Brief Introduction:
N-acetyl-L-tyrosine is a natural amino acid derivative formed by the reaction of tyrosine and an acetylating agent. N-Acetyl-L-Tyrosine is a white crystalline powder that is tasteless and odourless. It has good solubility and can be dissolved in water and ethanol.
N-acetyl-L-tyrosine is an important fine organic chemical intermediate and is widely used in medicine, pesticides, chemical industry and other fields.
Specifications of our N-acetyl-L-tyrosine:
| Test Items | Specifications |
| Appearance | White crystals or crystalline powder |
| Specific Optical Rotation[α]D20 | +46.5° ~ +49.0° |
| Transmittance | Not less than 96.0% |
| Chloride (Cl) | Not more than 0.020% |
| Ammonium | Not more than 0.020% |
| Sulfate | Not more than 0.020% |
| Iron (Fe) | Not more than 30 ppm |
| Heavy Metals | Not more than 10 ppm |
| Lead (Pb) | Not more than 2 ppm |
| Cadmium (Cd) | Not more than 1 ppm |
| Mercury (Hg) | Not more than 0.1 ppm |
| Arsenic (As2O3) | Not more than 1 ppm |
| Loss on Drying | Not more than 0.50% |
| Residue on Ignition | Not more than 0.10% |
| pH Value | 2.0 ~ 3.0 |
| Assay | 99.0% ~ 101.0% |
| L-Tyrosine | Not more than 1.0% |
| Bulk Density | Only report |
| Tapped Density | Only report |
| Particle Size | Only report |
| Total plate count | Not more than 1000 CFU/g |
| Yeasts & Moulds | Not more than 100 CFU/g |
| Coliforms | Negative/25g |
| Salmonella | Negative/25g |
| Staphylococcus aureus | Negative/25g |
| Escherichia coli | Negative |
Applications of our N-acetyl-L-tyrosine:
N-acetyl-L-tyrosine has a wide range of applications in medicine and cosmetics:
1) In medicine, it is used as a pharmaceutical ingredient to improve nervous system function and enhance memory and concentration.
2) In cosmetics, N-acetyl-L-tyrosine is used as an antioxidant and moisturizer to reduce skin aging and the occurrence of dark spots.
Packaging:
1kg/Aluminum Foil Bag, 25kg/Fibre Drum or according to the specific requirements from customers.
Storage Conditions:
Preserved in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat and moisture.
Shelf Life:
24 months if stored under above mentioned conditions.
