Medicine Grade amino acid L-Threonine
Brief Description
CAS No.: 72-19-5 | Other Names: L-2-Amino-3-hydroxybutyric acid | MF: C4H9NO3 |
EINECS No.: 200-774-1 | Place of Origin: Guangdong China (Mainland) | Type: Blood System Agents, Vitamins, Amino Acid... |
Grade Standard: Food Grade, Medicine Grade | Brand Name: BK | Model Number: Medicine Grade |
Purity: ≥98.5% | Color: White | characteristic: White crystals or crystalline p... |
taste: Slightly sweet taste | odor: odorless |
Delivery Terms & Packaging
Packaging Detail: | 25kgs/drum Gross weight:28kgs/drum Net weight:25kgs/drum |
Delivery Detail: | Within 20 days after L/C date |
Specifications
L-Threonine
1.CAS NO.:72-19-5
2.EINECS NO.:200-774-1
3.Standar:USP/AJI/BP/EP
4.White powder crystals
L-THREONINE CP2010
Test ltem | Specification |
State of solution (Transmittance) | Not Less Than 98.0% |
PH | 5.0~6.5 |
Specific rotation [α]D20° | 27.6~-29.0. -26.7~-29.1. |
Ammonnium(NH4) | Not More Than 0.020% |
Chloride (CI) | Not More Than 0.020% |
Sulfate(SO4) | Not More Than 0.020% |
lron(Fe) | Not More Than 10ppm |
Heavy metals(as Pb) | Not More Than 10ppm |
Arsenic (As2O3) | Not More Than 1ppm |
Loss on drying | Not More Than 0.20% |
Resdue on ignition | Not More Than 0.10% |
Foreign amino acids | NOt Detected |
Pyrogen* | Free |
Assay (dry basis) | 99.0~101.0% |
1.White crystals or crystalline powder
2. odorless
3.Slightly sweet taste
STORAGE:Controlled room temperature in closed container
If you need to the other standards, we can produce according to the standard you
such as:USP/EP/BP/AJI