Customization: | Available |
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CAS No.: | 145040-37-5 |
Formula: | 145040-37-5 |
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Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
Item | Specification | |
Appearance | White to off-white powder | |
Clarity and Color solution | Solution in chlorofor at 5% is clear and colourless | |
The | 1.HPLC | The retention time of major peak in the chromatogram of the test solution corresponds to that of the standard solution, as obtained in the procedure for prganic impurities by HPLC |
2. IR | Similar to standard | |
Water | Not more than 0.30% | |
Residue on Ignition | Not more than 0.1% | |
Tin | NMT 10ppm | |
Azide by IC | NMT 10ppm | |
Melting range | 160ºC~166ºC | |
Heavy Metals | Not more than 10 ppm | |
As | < 1 ppm | |
Particle size distribution | 90% <30 µm 50% ≤10 µm |
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Organic impurities by HPLC | Ethyl Candesartan -NMT 0.15% Desethyl Candesartan -NMT 0.15% N2-Ethyl Candesartan Cilexei -NMT 0.15% Any unknown impurity -NMT 0.10% Total impurities -NMT 0.60% |
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Assay by potentiometry | Not less than 99.0% - 101.0% on dried basis | |
OVI (organic volatile impurity) |
Methano -NMT 0.3% Ethanol -NMT 0.5% Diethyl ether -NMT 0.5% Aceton -NMT 0.5% Dichloromethan -NMT 0.06% Dimethylformamide -NMT 0.088% |
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Microbiological Contarnination/g |
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NEMA&NDEA | 0.3ppm&0.18ppm |