CAS No.: | 61-90-5 |
---|---|
Formula: | C6h13no2 |
EINECS: | 200-522-0 |
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Item | AJI92 | USP24 | USP34 | USP40 |
Description | White crystals or crystalline powder | White crystalline powder | White crystalline powder | --- |
Identification | Conform | ---- | --- | Conform |
Assay | 99.0%~100.5% | 98.5%~101.5% | 98.5%~101.5% | 98.5%~101.5% |
pH | 5.5~6.5 | 5.5~7.0 | 5.5~7.0 | 5.5~7.0 |
Transmittance | ≥98.0% | --- | --- | --- |
Loss on drying | ≤0.20% | ≤0.20% | ≤0.2% | ≤0.2% |
Residue on ignition | ≤0.10% | ≤0.20% | ≤0.4% | ≤0.4% |
Chloride | ≤0.020% | ≤0.05% | ≤0.05% | ≤0.05% |
Heavy Metals | ≤10ppm | ≤15ppm | ≤15ppm | ≤15ppm |
Iron | ≤10ppm | ≤30ppm | ≤30ppm | ≤30ppm |
Sulfate | ≤0.020% | ≤0.03% | ≤0.03% | ≤0.03% |
Ammonium | ≤0.02% | --- | --- | --- |
Other amino acids | Conforms | --- | ≤0.5% | --- |
Pyrogen | Conforms | --- | --- | --- |
Organic volatile impurities | --- | Conforms | --- | --- |
Total plate count | --- | ≤1000cfu/g | --- | --- |
Specific Rotation | +14.9°~+16.0° | +14.9°~+17.3° | +14.9°~+17.3° | +14.9°~+17.3° |
Related compounds | --- | --- | --- | Conforms |