China Supply D-Threonine 98.5% Feed Grade CAS 632-20-2, Find details about China CAS 632-20-2, D-Threonine from Supply D-Threonine 98.5% Feed Grade CAS 632-20-2
Product name | D-Threonine |
CAS NO. | 632-20-2 |
Purity | 99% |
Usage | D-Threonine is an amino acid used in pharmaceutical industry, food industry, feed industry |
Storage | D-Threonine should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. |
Function
D-Threonine is an amino acid used in pharmaceutical industry, food industry, feed industry
Specification
Items | Standards | Results |
Appearance | White crystalline powder | White powder |
Specific rotation | +27.0°~+29.0° (C=6,H2O) | +28.3° |
Transmit tance | ≥98.0%(430nm,0.5g,10ml 2N HCL) | 99.60% |
Chloride(CL) | ≤0.05% | <0.05% |
Ammonium(NH4+) | ≤0.02% | <0.02% |
Arsenic | ≤1ppm | <1ppm |
Residue on ignition | ≤0.10% | 0.07% |
Heavy metal(Pb) | ≤10ppm | <10ppm |
Loss on drying | ≤0.20% | 0.09% |
Other amino acids(TLC) | Chromatographically not detectable | not detectable |
Assay | 98.5%~101.5% | 99.40% |
Conclusion: Conforms with above specification. |