Kura tas-Saħħa materja prima n-acetyl-l-tyrosine trab
1. Introduzzjoni ta ' trab N-acetyl-l-tyrosine ::
Trab N-Acetyl-L-Tyrosine Huwa aċidi amminiċi essenzjali, li huwa tip ta 'nutrizzjoni importanti għall-metaboliżmu tal-bniedem u tal-annimali, it-tkabbir u l-iżvilupp għandhom rwol importanti, jistgħu jintużaw ħafna fl-ikel, għalf, farmaċewtiku u kimiku, l-industrija, eċċ.
2 ． Informazzjoni bażika ta 'trab N-acetyl-l-tyrosine ：
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Product Name
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N-Acetyl-L-tyrosine
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Specification
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98%
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Appearance
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White to off-white crystalline powder
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CAS no.
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537-55-3
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Molecular formula
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C11H13NO4
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Molecular weight
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223.23
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EINECS no.
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208-671-3
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Melting point
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149-152 ℃
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Boiling point
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531.3°C at 760 mmHg
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Flash
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275.1 ° C
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Vapor pressure
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4.07E-12mmHg at 25°C
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Specific rotation
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47.5° (c=2, water)
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3. Funzjoni:
1.N-acetyl-tyrosine trab huwa aċidu amminiku mhux essenzjali
2.1.N-acetyl-l-tyrosine trab huwa reaġent bijoloġiku importanti.
3.N-acetyl-l-tyrosine trab jista 'jintuża f'interdediates farmaċewtiċi, studju bijokimiku, xjenzi tal-ħajja, riċerka agrikola, xorb
3. Additive u għalf tal-għalf, eċċ.
4. 3.n-acetyl-l-tyrosine trab jgħin biex jikkalma l-ġisem, iżid l-enerġija
5. 4.N-acetyl-l-tyrosine trab jipproteġi l-ġilda minn raġġi tad-dawl UV ta 'ħsara.
6. 5.n-acetyl-l-tyrosine trab jagħti spinta lill-burdata ta 'wieħed.
4. Applikazzjoni:
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 ：
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Items
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Standards
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Results
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Description
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White crystals or crystalline powder
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White crystalline powder
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Specific Rotation [a] D20"
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+46.5 o~ +49.0 o
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+47.8 o
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Transmittance
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≥96.0%
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97.8%
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Chloride(Cl)
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<0.020%
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<0.020%
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Ammonium
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<0.020%
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<0.020%
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Sulfate
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<0.020%
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<0.020%
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Iron (Fe)
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<30ppm
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<30ppm
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重金属/Heavy metals
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≤10ppm
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<10ppm
|
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铅/Lead
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≤2ppm
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<2ppm
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镉/Cadmium
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≤1ppm
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< 1ppm
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汞/Mercury
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<0.1 ppm
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<0.lppm
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砷盐/Arsenic（AS203 ）
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≤1 ppm
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< 1ppm
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干燥失重/Loss on drying
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≤0.50%
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0.11%
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灼烧残渣/Residue on ignition
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<0.10%
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0.06%
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酸度/PH value
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2.0～3.0
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2.6
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含量/Assay
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99.0～101.0%
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100.1%
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L-酪氨酸/L- Tyrosine
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≤1.0%
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Conforms
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堆密度/Bulk density
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Only report
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0.50g/mL
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紧密度/Tapped density
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Only report
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0.80g/mL
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目数/Mesh
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Only report
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40
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菌落总板数/Total plate count
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≤1000cfu/g
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<1000cfu/g
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酵母菌和霉菌/Yeast&Mould
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≤100cfu/g
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<100cfu/g
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大肠菌群/Coliforms
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In 25 gn.d.
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Conforms
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沙门氏菌/Salmonella
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In 25 gn.d.
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Conforms
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金黄色葡萄球/Staphylococcus aureus
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In 25 gn.d.
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Conforms
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大肠埃希氏菌/Escherichia coli
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Negativei
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Conforms
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洽测结论/Conclusion
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The result meet AJI92 standard, so it's the qualified product.
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QC: Guo Shan Qa: Feng Li
Kategoriji tal-Prodott : Prodotti tal-bejgħ sħun
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