China (Mainland)
Assessedsupplier 
- Product Details
Keywords
- Tyr
- L-Tyr
- 2-Amino-3-(4-hydroxyphenyl)-L-Alanine
Quick Details
- ProName: L-Tyrosine
- CasNo: 60-18-4
- Molecular Formula: C9H11NO3
- Appearance: White crystals or crystalline powder
- Application: 60-18-4
- DeliveryTime: Immediately
- PackAge: Standard Packing: 25kg/drum
- Port: Chinese Main ports
- ProductionCapacity: 300 Metric Ton/Month
- Purity: 99.0%
- Storage: Store in dry, dark, ventilated place.
- Transportation: airfreight or vessel
- LimitNum: 1 Kilogram
- Grade: Industrial Grade,Food Grade
Superiority
Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we have the best quality and price. Guarantee high quality, competive price and reliable service.
We fully compliance with ISO9001:2008, production and quality management following GMP standards, production plant constructed in accordance with GMP standards. Quality control conforms to the standards of pharmaceutical-food CP grade and Japan Ajinomoto AJI, American USP and Reagent grade BR.
we have kosher and hala certificate.
Details
Product Name: H-Tyr-OH
CAS#: 60-18-4
Synonyms: L-Tyrosine
Molecular Formula: C9H11NO3
Molecular Weight: 181.19
Specifications: (Reference standard: AJI92)
|
Item |
Standard |
Analysis data |
|
Appearance |
White crystals or crystalline powder |
Conforms |
|
Specific rotation[α]20/D (C=5,1mol/L HCL) |
-11.3 to -12.1° |
-11.47° |
|
State of solution (Transmittance) |
Not less than 95.0% |
96．5% |
|
Chloride (Cl) |
Not more than 0.020% |
0.01% |
|
Ammonium (NH4) |
Not more than 0.02% |
0.01% |
|
Sulfate (SO4) |
Not more than 0.020% |
0.008% |
|
Iron (Fe) |
Not more than 20ppm |
8ppm |
|
Heavy metal(Pb) |
Not more than 10ppm |
6ppm |
|
Arsenic(As2O3) |
Not more than 1ppm |
<1ppm |
|
Other amino acids |
Chromatographically Not detectable |
Conforms |
|
Loss on drying |
Not more than 0.20% |
0.15% |
|
Residue on ignition(sulfated) |
Not more than 0.20% |
0.07% |
|
Assay |
98.5 to100.5% |
99.0% |
|
pH |
5.0 to 6.5 |
5.8 |
Laboratory Picture:
