| CAS No.: | 537-55-3 |
|---|---|
| Formula: | C11H13NO4 |
| EINECS: | 208-671-3 |
| Storage Method: | Normal |
| Shelf Life: | >12 Months |
| Nutrient Composition: | Vitamin |
| Samples: |
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| Customization: |
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Audited Supplier N-Acetyl-L-Tyrosine it is an essential amino acids, which is a kind of important nutrition for human and animal metabolism, growth and development plays an important role, could be widely used in food, feed, pharmaceutical and chemical industry, etc.
Certificate of Analysis
| Product Name | N-Acetyl-L-Tyrosine | Quality standard | AJI92 | |
| Batch No. | SOST20220827 | Quantity | 1000Kg | |
| Manufacturing Date | 20220827 | Test Date | 20220830 | |
| Expiry Date | 20240826 | Package | 25 Kg/Drum | |
| Items | Standards | Results |
| Description | White crystals or crystalline powder | White crystalline powder |
| Specific Rotation [a] D20" | +46.5 o~ +49.0 o | +47.8 o |
| Transmittance | ≥96.0% | 97.8% |
| Chloride(Cl) | <0.020% | <0.020% |
| Ammonium | <0.020% | <0.020% |
| Sulfate | <0.020% | <0.020% |
| Iron (Fe) | <30ppm | <30ppm |
| Heavy metals | ≤10ppm | <10ppm |
| Lead | ≤2ppm | <2ppm |
| Cadmium | ≤1ppm | < 1ppm |
| Mercury | <0.1 ppm | <0.lppm |
| Arsenic(AS203 ) | ≤1 ppm | < 1ppm |
| Loss on drying | ≤0.50% | 0.11% |
| Residue on ignition | <0.10% | 0.06% |
| PH value | 2.0~3.0 | 2.6 |
| Assay | 99.0~101.0% | 100.1% |
| L-L- Tyrosine | ≤1.0% | Conforms |
| Bulk density | Only report | 0.50g/mL |
| Tapped density | Only report | 0.80g/mL |
| Mesh | Only report | 40 |
| Total plate count | ≤1000cfu/g | <1000cfu/g |
| Yeast&Mould | ≤100cfu/g | <100cfu/g |
| Coliforms | In 25 gn.d. | Conforms |
| Salmonella | In 25 gn.d. | Conforms |
| Staphylococcus aureus | In 25 gn.d. | Conforms |
| Escherichia coli | Negativei | Conforms |
| Conclusion | The result meet AJI92 standard, so it's the qualified product. |
1.N-Acetyl-Tyrosine is a non-essential amino acid
2.1.N-Acetyl-L-Tyrosine is an important biological reagent.
3.N-Acetyl-L-Tyrosine can be used in pharmaceutical interdediates, biochemical study, life sciences, agricultural research, beverage
4.additive and feed stuff, etc.
N-Acetyl-L-Tyrosine is an essential amino acid, an important nutrient that plays an important role in the metabolism, growth and development of humans and animals, and can be widely used in food, feed, pharmaceutical and chemical industries.
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Audited Supplier 
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