Levetiracetam 102767-28-2 200-659-6
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EST ITEMS | SPECIFICATIONS |
Appearance | A white or almost white powder |
Identification | 1) IR:the infrared Absorption of the test |
2) RRT:The retention time of sample corresponds to the standard | |
Water | ≤0.5% |
Sulphated ash | ≤0.1% |
Heavy metals | ≤20ppm |
Isomer(Impurity D) | ≤0.50% |
Impurity B | ≤0.10% |
Related substances | |
ImpurityA | ≤0.05% |
Levetiracetam acid | ≤0.10% |
Any other individual impurity | ≤0.05% |
Total impurities | ≤0.40% |
Assay | 98.0%~102.0% |
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