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$100≥1Kilogram
| Payment Type: | T/T |
| Incoterm: | FOB |
| Min. Order: | 1 Kilogram |
| Transportation: | Ocean,Land,Air,Express,Others |
| Port: | Guangzhou,Tianjin,Shanghai |
Brand: Youth
Taste: Sweet
Suitable Age: Adults, Old-Aged
Package: Drum
Place Of Origin: China
| Selling Units | : | Kilogram |
| Package Type | : | 25KG/Drum |
Health Care Raw Material N-Acetyl-L-tyrosine Powder
1. Introduction of N-Acetyl-L-tyrosine Powder :
N-Acetyl-L-Tyrosine Powder 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.
2．Basic Information of N-Acetyl-L-tyrosine Powder：
| Product Name | N-Acetyl-L-tyrosine |
| Specification | 98% |
| Appearance | White to off-white crystalline powder |
| CAS no. | 537-55-3 |
| Molecular formula | C11H13NO4 |
| Molecular weight | 223.23 |
| EINECS no. | 208-671-3 |
| Melting point | 149-152 ℃ |
| Boiling point | 531.3°C at 760 mmHg |
| Flash | 275.1 ° C |
| Vapor pressure | 4.07E-12mmHg at 25°C |
| Specific rotation | 47.5° (c=2, water) |
3. Function:
1.N-Acetyl-Tyrosine powder is a non-essential amino acid
2.1.N-Acetyl-L-Tyrosine powder is an important biological reagent.
3.N-Acetyl-L-Tyrosine powder can be used in pharmaceutical interdediates, biochemical study, life sciences, agricultural research, beverage
3. additive and feed stuff, etc.
4. 3.N-Acetyl-L-Tyrosine powder helps to calm the body, increase energy
5. 4.N-Acetyl-L-Tyrosine powder protects the skin from harmful UV light rays.
6. 5.N-Acetyl-L-Tyrosine powder boosts one's mood.
4.Application:
N-Acetyl-L-Tyrosine powder 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.
5.COA：
| 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 |
| 重金属/Heavy metals | ≤10ppm | <10ppm |
| 铅/Lead | ≤2ppm | <2ppm |
| 镉/Cadmium | ≤1ppm | < 1ppm |
| 汞/Mercury | <0.1 ppm | <0.lppm |
| 砷盐/Arsenic（AS203 ） | ≤1 ppm | < 1ppm |
| 干燥失重/Loss on drying | ≤0.50% | 0.11% |
| 灼烧残渣/Residue on ignition | <0.10% | 0.06% |
| 酸度/PH value | 2.0～3.0 | 2.6 |
| 含量/Assay | 99.0～101.0% | 100.1% |
| L-酪氨酸/L- Tyrosine | ≤1.0% | Conforms |
| 堆密度/Bulk density | Only report | 0.50g/mL |
| 紧密度/Tapped density | Only report | 0.80g/mL |
| 目数/Mesh | Only report | 40 |
| 菌落总板数/Total plate count | ≤1000cfu/g | <1000cfu/g |
| 酵母菌和霉菌/Yeast&Mould | ≤100cfu/g | <100cfu/g |
| 大肠菌群/Coliforms | In 25 gn.d. | Conforms |
| 沙门氏菌/Salmonella | In 25 gn.d. | Conforms |
| 金黄色葡萄球/Staphylococcus aureus | In 25 gn.d. | Conforms |
| 大肠埃希氏菌/Escherichia coli | Negativei | Conforms |
| 洽测结论/Conclusion | The result meet AJI92 standard, so it's the qualified product. |
|
QC : Guo Shan QA: Feng Li
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