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1 Kilogram |
Negotiable |
Quetiapine fumarate Quetiapine Quetiapine FDA
EUGMP/FDA 98.5%min
Quetiapine Fumarate
Appearance |
Off-white or yellowish-white crystalline powder |
Melting point |
172~176℃ |
Identification |
Chemical reaction: positive UV: the UV spectrum of sample conforms with reference. IR: The infrared absorption spectrum complies with the spectrum of reference substance. |
pH |
5.0~6.0 |
Related substances |
N-Oxide impurity is not more than0.2%, Any other individual impurity is not more than 0.1%. Ther sum of all other impurities is not more than 0.2% |
Residual solvents |
Methanol:≤0.3% Ethanol:≤0.5% Toluene:≤0.089% |
Loss on Drying |
≤0.5% |
Residue on ignition |
≤0.1% |
Heavy metals |
≤10ppm |
Assay |
≥98.5% (Dried basis) |
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