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Pseudoephedrine hydrochloride
Description:
*Best and consistent quality
*Competitive price
*Delivery on time
*Excellent services
Import permit is necessary. If don't provide it, we can't export any more.
Payment terms:
Samples: 100% T/T or Western union
Commercial qty: 50% after order, 50% before delivery
Delivery time:
Commercial qty: 45-60 days after getting payment
MOQ:500KGS
| ITEMS | LIMIT |
| Characteristics | A white, crystalline powder, odorless, bitter |
| Melting point | 183 ~ 186℃ |
| Melting range ≤2 | |
| Specific optical rotation | +61°~ +62.5° |
| pH | The solution of 5%: pH 4.6 ~ 6.0 |
| Identification | A. IR is in conformity with the standard chromatogram |
| B. UV 0.5mg/ml solution: At A251nm, A257nm, A263nm maximum absorption | |
| C. Reaction of chloride in solution | |
| D. The test of specific optical rotation is in conformity with the standard | |
| Acidity or alkalinity | Add 0.1ml of methyl red in the 1% of solution to get the color changed, the 0.01M of NaOH added shall be less than 0.10ml; the 0.01M of HCL added shall be less than 0.20ml |
| Clarity and color of solution | Clear, colorless |
| Related substances | Ephedrine NMT 0.5% |
| Other single impurity NMT 0.5% | |
| Total impurities NMT 1.0% | |
| Loss on drying | NMT 0.5% |
| Residue on ignition | NMT 0.1% |
| Heavy Metals | NMT 0.002% |
| Assay | 99.0 ~ 100.5% |
Ephedrine can directly act on the α, β two receptors, play the role of adrenaline, but also to promote the release of adrenergicnerve endings of chemical neurotransmitters, play an indirect role of adrenaline. Compared with epinephrine, ephedrine is characterized by stable, orally active, the role of the weak and long-lasting, more significant role in excitability. With relaxation of bronchial smooth muscle, stimulate the heart, contraction of blood vessels, increase blood pressure and so on. Clinical use of bronchial asthma, spinal anesthesia or epidural anesthesia-induced hypotension and the lifting of nasal congestion and edema. The main side effects are anxiety, insomnia, tremor, palpitations, headache, dizziness, nausea, vomiting, loss of appetite, high blood pressure, urine retention, sweating and skin rash.
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