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喜樹堿 黃體酮 噻菌靈/噻苯咪唑 硫酸新霉素 紅霉素
PRODUCT:DoxazosinMesylate QUANTITY: 50g BATCH NO.:20220901
SPECIFICATION: 50g/袋 TEST DATE:2022.09.14
MANUFACTURER DATE:2022.09.10 REPORT DATE:2022.09.19
Items
Specifications
Results
Appearance
White or off white crystalline powder.odourless tasteless.lightly soluble in water,methanol solution,soluble in mixed solution of 15 volume water and 35 volume tetrahydrofuran,almost unsoluble in acetone.
Conform
Identification(1)
The retention time of the main peak of the supplier should be consistent with the retention time of the control peak of Doxazosin Mesylate
Identification(2)
The infrared absorption spectra of this product should be consistent with the control map(spectral set 733)
pH
2.5~4.5
3.8
Cl-
≤0.06%
Related substance
Each impurtity not more than 0.10%
Sum of impurtities not more than 0.3%
methanol≤0.3%
Ethyl acetate≤0.5%
0.042%
0.2%
ND
Organic solvent residue
Toluene≤0.089%
dichloromethane≤0.06%
Loss on drying
Not more than 1.0%
0.16%
Methyl methanesulfonate
Not more than 1900ppm(0.19%)
Residue on ignition
≤0.1%
0.06%
Heavy metals
Not more than 10ppm
含量(%)
Assay
Not less than 98.0%-102.0%
99.1%
Microbial limit
Should be meet the requirements
meet the requirements
conclusion
This product conforms with the standard of Chp2020
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