Theophylline Anhydrous Powder Pure Natural High Quality Theophylline Anhydrous Powder
Product Description
This product is white crystalline powder, odorless and bitter. This product is very slightly soluble in water, almost insoluble in ether, slightly soluble in ethanol and chloroform, melting point is 270 ~ 274 ℃.
Chemical properties: This product is easily soluble in potassium hydroxide and ammonia solution. It can react with ethylenediamine and water to generate aminophylline double salt.
COA
| Items | Specifications | Results |
| Appearance | White powder | Complies |
| Order | Characteristic | Complies |
| Assay | ≥99.0% | 99.5% |
| Tasted | Characteristic | Complies |
| Loss on Drying | 4-7(%) | 4.12% |
| Total Ash | 8% Max | 4.85% |
| Heavy Metal | ≤10(ppm) | Complies |
| Arsenic(As) | 0.5ppm Max | Complies |
| Lead(Pb) | 1ppm Max | Complies |
| Mercury(Hg) | 0.1ppm Max | Complies |
| Total Plate Count | 10000cfu/g Max. | 100cfu/g |
| Yeast & Mould | 100cfu/g Max. | ＞20cfu/g |
| Salmonella | Negative | Complies |
| E.Coli. | Negative | Complies |
| Staphylococcus | Negative | Complies |
| Conclusion | Conform to USP 41 | |
| Storage | Store in a well-closed place with constant low temperature and no direct sun light. | |
| Shelf life | 2 years when properly stored | |
Function
Smooth muscle relaxants and diuretics. Relaxes bronchial and vascular smooth muscle, inhibits the reabsorption of sodium and water by the renal tubules, and strengthens heart contraction. Used for bronchial asthma, but also for angina pectoris and cardiac edema.
Application
Medicine Used
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