Customization: | Available |
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Grade: | Food Additive |
Resource: | Natural |
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ITEM | SPECIFICATION | RESULT | METHOD |
Appearance | White powder, neutral odor, highly hygroscopic | Conforms | Visual |
Identification | Standard solution and test solution same spot,RF | Conforms | TLC |
Specific Optical | -2.4°~ -2.8° | -2.72° | |
Heavy metals (as PB) | ≤10ppm | Conforms | AAS |
Sulfate (SO4) | ≤0.02% | Conforms | Colorimetry |
Chloride (Cl) | ≤0.02% | Conforms | Colorimetry |
Phosphate Ion (P) | ≤5ppm | Conforms | Colorimetry |
Residual solvent(ethanol) | ≤1.0% | Conforms | HS-GC |
pH | 4.5~7.0 | 5.10 | |
Related substance | Spot not bigger than standard solution spot | No spot | TLC |
Water Content | ≤2% | 0.26% | KF |
Assay (dried basis) | 98.0%--102.0% | 99.48% | Potentiometric titration |
Assay (dried basis) | 98.5%--100% | 99.2% | HPLC |
Aspirin is used for the treatment of a number of conditions including: fever, pain, rheumatic fever, and inflammatory diseases, such as rheumatoid arthritis, pericarditis, and Kawasaki disease. It is used in the prevention of transient ischemic attacks, strokes, heart attacks, pregnancy loss, and cancer . .
1. Pain
In general, aspirin works well for dull, throbbing pain; it is ineffective for pain caused by most cramps, bloating, gastric distension, and acute skin irritation
2. Headache
Aspirin is a first-line drug in the treatment of migraine, bringing relief in 50-60% of the cases.
3. Prevention of heart attacks and stroke
There are two distinct uses of aspirin for prophylaxis of cardiovascular events: primary prevention and secondary prevention. Primary prevention is about decreasing strokes and heart attacks in the general population of those who have no diagnosed heart or vascular problems. Secondary prevention concerns patients with known cardiovascular disease.
4. Coronary and carotid arteries, bypasses and stents
The coronary arteries supply blood to the heart. Aspirin is recommended for one to six months after placement of stents in the coronary arteries and for years after a coronary artery bypass graft...