Customization: | Available |
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CAS No.: | 72-19-5 |
Formula: | C4H9NO3 |
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Product Name: | L-Threonine | Batch Number: | SAS20220510 |
CAS No: | 72-19-5 | Manufacture Date: | May.10,2022 |
Packing: | 25kg/drum |
Analysis Date: | May.13,2022 |
Quantity: | 1000kgs | Expire Date: | May.09,2024 |
ITEMS | STANDARD | TEST RESULTS | |
Assay | 98.5%-101.5% | 99.40% | |
Physical & Chemical | |||
Appearance | Almost white, crystalline Powder or small flakes | Complies | |
Specific rotation | -9.8° ~-11.2° | -10.7° | |
Residue on Ignition | ≤0.40% | <0.15% | |
PH value | 5.5~6.5 | 6.0 | |
Chloride | ≤400ppm | <200ppm | |
Loss on drying | ≤0.3% | 0.11% | |
Iron (Fe) | ≤30ppm | <10ppm | |
Sulfate (SO4) | ≤400ppm | <200ppm | |
Heavy Metal | |||
Pb | ≤3ppm | Complies | |
As | ≤2ppm | Complies | |
Conclusion | Conform with USP31 |