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WUHAN DKY TECHNOLOGY CO.,LTD
武漢東康源科技有限公司
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Product Name |
Sulfamethoxazole |
Pharmacopoeial standard |
BP2000 |
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Batch iden code |
20200116 |
Gross weight |
27.5KGD/DRUM |
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Batch size |
400KGS |
Net weight |
25KGS/DRUM |
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MFG. Date |
15 Jan. 2020 |
Exp. Date |
Dec. 2024 |
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Analysis Date |
15 Jan. 2020 |
Release Date |
15 Jan. 2020 |
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ITEMS |
SPECIFICATIONS |
RESULTS |
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Characters |
A white or almost white crystalline powder |
Up to standard |
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Solubility |
Practically insoluble in water, freely soluble in acetone, sparingly soluble in alcohol, slightly soluble in ether. It dissolves in dilute solutions of sodium hydroxide. |
Up to standard |
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Identification |
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a. Melting point |
169.0℃~172.0℃ |
169.5℃~170.0℃ |
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b. IR |
As per the spectrum of sulpamethoxazole CRS |
Up to standard |
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c. TLC |
As per BP |
Up to standard |
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d. Chemical test |
Give reaction of primary aromatic aminos |
Up to standard |
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Appearance of solution |
≤Y5；≤BY5；≤GY5 |
Up to standard |
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Acidity |
Not more than 0.3ml of 0.1M NaOH |
Up to standard |
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Related substances by TLC |
≤0.5% |
＜0.5% |
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Heavy metals |
≤20ppm |
＜20ppm |
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Loss on drying |
≤0.5% |
0.2% |
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Sulfated ash |
≤0.1% |
0.02% |
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Assay（on dry basis） |
99.0%~ 101.0% |
99.8% |
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Remarks |
The commodity meets the standard of BP2000 |
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