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Category:Intermediates > Pharmaceutical Intermediates
Product Name:Veterinary Drug Eprinomectin
CAS No.: 123997-26-2
Standard:In-house Standards
Price(USD):650.00
Company:Xi’an Lyphar Biotech Co., LTD
Grade: Pharmaceutical Grade
Factory Location: Shaanxi
Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia
Monthly Production Capacity: 800 Kilogram/Kilograms
Packaging Information: 25kgs packaging Fiber drum outside and plastic bag inside 1-25kgs packaging aluminium bag outside and double plastic bag inside
Delivery Lead Time: up to order
Sample Provided: no
Payment Terms: L/C, T/T,
Veterinary Drug Eprinomectin
Product Name-----Eprinomectin------Batch No.---------------LY20170320
Quantity--------------56.5 Kg--------------Production date------2017/03/20
Expiry Date---------2019/03/09---------Test standard----------USP35
Items |
Specifications |
Results |
|
Appearance |
White to yellowish crystalline powder |
Qualified |
|
Identification |
Infrared Absorption |
Qualified |
|
The retention times of the Component B1a peak and the Component B1b peak in the chromatogram of the Assay preparation correspond to those in the chromatogram of the standard preparation |
Qualified |
||
Specific rotation |
+132 °~ +140 ° |
+137 ° |
|
Water |
≤2.0% |
0.3% |
|
Residue on ignition |
≤0.1% |
0.1% |
|
Heavy metals |
≤10ppm |
10ppm |
|
Residual solvents |
Acetonitrile ≤0.005% |
0.003% |
|
Sum of all solvent ≤0.5% |
0.2% |
||
8a-oxo-B1a |
≤0.5% |
0.1% |
|
Related compounds |
Related compounds with relative retentions of 0.23,0.93, and 1.16 correspond to B1a peak≤ 1.0% |
0.5% |
|
Related compounds |
Impurity A ≤1.0% |
0.2% |
|
Impurity E ≤ 1.0% |
0.1% |
||
All other known impurities ≤0.5% |
0.2% |
||
Total unknown impurities≤ 1.0% |
0.3% |
||
Total impurities ≤5.0% |
1.3% |
||
Assay |
Component B1a ≥90.0% |
93.1% |
|
Component B1a and Component B1b≥ 95.0% |
98.7% |
||
Conclusion |
The results conform with USP35 |
Eprinomectin is moderately used in ruminants, mainly in pour-ons and injectables. So far it is not used in swine, poultry or horses. Use in cats as a spot-on (in combination with other actives) is still rather scarce. So far it is not used in dogs.
In most finished products, efficacy and safety depend not only on the amount of active ingredient(s) but also on their formulations (i.e. the type and amount of so-called inert ingredients), particularly in injectables and in topical pour-ons and spot-ons. These inert ingredients can significantly affect the pharmacokinetic behavior (e.g. absorption through the skin or from the injection site, distribution within the body, spreading throughout the body surface, etc.). Generic products usually contain the same amount of active ingredient(s) as the original product, but often in quite different formulations. In many cases, the curative (therapeutic) efficacy of the different formulations is quite comparable, but the protective (prophylactic) efficacy that determines the length of protection against re-infestations may be rather different.
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