1-1000 Kilograms
$42.00
≥1001 Kilograms
$38.00
API powder 99% CAS 318-98-9 Propranolol hydrochloride
Items | Specifications | Results |
Appearance | A white or almost white powder | Conforms |
Solubility | Soluble in water and in ethanol (96%) | Conforms |
Identification |
| |
A | Melting point : 163°C~166°C | 164.0~164.5°C |
B | Examine by infrared absorption spectrophotometry, comparing with the spectrum obtained with propranolol hydrochloride CRS. | Conforms |
C | Examine by thin-layer chromatography. The principal spot in the chromatogram obtained with the test solution is similar in position, colour and size to the principal spot in the chromatogram obtained with the reference solution. | Conforms |
D | It gives reaction(a) of chlorides | Conforms |
Tests |
| |
Appearance of solution | The solution is clear and not more intensely coloured than intensity 6 of the range of reference solutions of the most appropriate colour | Conforms |
Acidity or alkalinity | Add 0.1ml of methyl red solution R and 0.2 ml of 0.01M hydrochloric acid, the solution is red. Add 0.4ml of 0.01 M sodium hydroxide. The solution is yellow. | Conforms |
Related substances | Any impurity NMT 0.1% | 0.03% |
| The sum of all impurities NMT 0.4% | 0.21% |
Heavy metals | NMT 20ppm | Conforms |
Loss on drying | NMT 0.5% | 0.11% |
Sulphated ash | NMT 0.1% | 0.08% |
Residual solvents | A: ethanol: NMT 5000ppm B: Xylene: NMT 2170ppm | Conforms Conforms |
Assay | 99.0%~101.0% | 99.3% |
Conclusion: conform to EP7.0 | ||
This product is a non selective beta blocker, blocking myocardial beta receptor, on beta 1 and beta 2 receptor antagonism. Have slow heart rate, inhibit the cardiac contraction and conduction, circulating blood volume reduced, myocardial oxygen consumption decreased. They are used to treat arrhythmia caused by a variety of reasons, but also can be used for angina, hypertension pheochromocytoma (surgery). The beta 2 receptor antagonist can cause bronchial spasm and asthma, so this product is contraindicated in bronchial asthma patients
The aim of Xigema 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.
Xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".Xigema has 21 subsidiaries and holding companies.
Answer: Yes, we are factory founded on 2002.
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Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
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