Customization: | Available |
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CAS No.: | 72-19-5 |
Formula: | C4h9no3 |
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Items | AJI97 | FCCIV | USP40 |
Appearance | White crystals or crystalline powder | --- | --- |
Identification | Conform | --- | Conform |
Assay | 98.5% ~ 101.0% | 98.5% ~ 101.5% | 98.5% ~ 101.5% |
PH Value | 5.2 ~ 6.2 | --- | 5.0 ~ 6.5 |
Transmittance | ≥98.0% | --- | --- |
Loss on drying | ≤0.2% | ≤0.3% | ≤0.2% |
Residue on ignition | ≤0.1% | ≤0.1% | ≤0.4% |
Heavy Metals(as Pb) | ≤0.001% | ≤0.002% | ≤0.0015% |
Chloride(as Cl) | ≤0.02% | --- | ≤0.05% |
Iron | ≤0.001% | --- | ≤0.003% |
Sulfate(as SO4) | ≤0.02% | --- | ≤0.03% |
Ammonium(as NH4) | ≤0.02% | --- | --- |
Other amino acids | Conforms | --- | Conforms |
Pyrogen | Conforms | --- | --- |
Specific Rotation | -27.6°~ -29.0° | -26.5°~ -29.0° | -26.7°~ -29.1° |
Items | Specifications |
Assay(dry basis) | ≥98.5% |
Specific Rotation | -26.0°~ -29.0° |
Loss on drying | ≤1.0% |
Residue on ignition | ≤0.5% |
Heavy metals (as Pb) | ≤20 mg/kg |
Items | USP40 |
Identification | Conform |
Assay | 98.5% ~ 101.5% |
PH Value | 5.0 ~ 6.5 |
Loss on drying | ≤0.2% |
Residue on ignition | ≤0.4% |
Heavy Metals(as Pb) | ≤0.0015% |
Chloride(as Cl) | ≤0.05% |
Iron | ≤0.003% |
Sulfate(as SO4) | ≤0.03% |
Other amino acids | Conforms |
Specific Rotation | -26.7°~ -29.1° |
Tianjin Jiaruitang Technology Development Co., Ltd.Is A PROFESSIONAL ENTERPRISE ENGAGED IN EXPORT, the products mainly include chemical products, medical devices, masks, machinery, chemical RAW materials, pharmaceutical intermediates.
We have more and more customers from all over the world. We can provide our customers with the best product quality and reasonable price. Our aim is "service and sincere exchange for your trust and support, mutual benefit and win-win". We look forward to working with friends all over the world!
In order to meet the requirements of importers and middlemen, further provide customers with "door to door" service. We have our own export service system, can provide customers with the best export route and the lowest price. We have a skilled, operational ability of the team.
In addition, we can find the goods with the lowest price and the best quality for overseas customers, check the goods and reserve shipping space, so as to open up the Chinese market and relieve the import and export.
1: About the after-sale service of products