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Factory supply pharmaceutical Tolfenamic Acid 13710-19-5
1-1000 Kilogram
$30.00
≥ 1001 Kilogram
$10.00
- Item No.Tolfenamic AcidMOQ1 Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
FunctionLNonsteroidal anti-inflammatory and analgesic.
CAS No.: | 13710-19-5 |
|---|---|
| Formula: | C14H12ClNO2 |
| Molecular weight: | 261.7 |
| Density: | 1.333 g/cm3 |
| Boiling Point: | 210-214º |
Inspect Item | Specification | Results |
Appearance | White or slightly yellow, crystalline powder | Conforms |
Solubility | Practically insoluble in water, soluble in dimethylformamide, sparingly soluble in ethanol and in methylene chloride | Conforms |
Identification | A. Light absorption: the ratio of the absorbance measured at the maximum at 286nm to that maximum at 345nm should be 1.2 to 1.4 | Conforms |
B. IR absorption spectrophotometry should be conformed | 1.2 | |
C. TLC chromatography (245nm) should be conformed | Conforms | |
Melting point | 210~214℃ | 212.1~212.6℃ |
Related substances | Impurity A<0.1%;Impurity B<0.05% | Conforms |
Any other impurity<0.1% | Conforms | |
Total impurity<0.5% | Conforms | |
Copper | Not more than 10ppm | Conforms |
Loss on drying | Not more than 0.5% | 0.20% |
Sulphated ash | Not more than 0.1% | <0.1% |
Assay (basis on dry) | 99.0~101.0% | 99.70% |
Conclusion | The results conforms with EP6.0 standards | |
Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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