|Place of Origin:||CHINA|
|Model Number:||Veterinary Medicine API - 22|
|Minimum Order Quantity:||1KG|
|Packaging Details:||Aluminum foil bag, fiber can, kraft paper bag, plastic drum|
|Delivery Time:||Within 7 days|
|Supply Ability:||Can be customized according to customer requirements|
|Molecular Weight:||1349.48346||Melting Point:||170-178℃|
chemical raw materials,
pharmaceutical raw materials
VIRGINIAMYCIN CAS 11006-76-1 PRISTINAMYCIN Pharmaceutical Grade Chemicals
Characteristics of virginithromycin:
1. Its appearance is light brown powder.
2. Good stability, stored at room temperature for 3 years, titer unchanged, can be stored in chicken feed for more than 6 months.
3. No harmful reaction was observed in rats with oral ld507.5g /kg and rats with oral dose of 1550mg/kg.
|Appearance||White crystalline Powder or granula||Brown to white powder|
The retention time of the major peak
in the chromatogram of the
Assay prepration corresponds to
that in the Chromatogram of the
standard preparation, as obtained
in the assay
|Specific rotation||Between -28.6°and -35.0°, measured at 20°||-32.8°|
|Water||not more than 0.5%||0.12%|
|residue on ignition||not more than 0.2%||0.11%|
|Heavy metals||not more than 0.001%||complies|
Fructose not more than 0.3% Compound
A not more than 0.3% Other individual
impurity not more than 0.1%
Total impurities not more than 0.5%
Compound A: 0.04%
Total impurities: 0.07%
|Particle size||90% less than 350 microns||complies|
Sulfamate ion not more than 0.10%
Sulfate ion not more than 0.10%
|Residual Solvent||Methylene Chloride not more than 250μg/g||not detected|
|Acetone not mor than 2500μg/g|
|Isopropanol not more than 5000μg/g|
|Ethanenitrile not more than 400μg/g|
|n-hexane not more than 290μg/g|
|Ethyl Acetate not more than 2500μg/g|
|Pyridine not more than 100μg/g|
Topiramate contains not less than
98.0% and not more than the
equivalent of 102.0% of
C12H21NO8S, calculated with
reference to the Anhydrous Basis.
|Conclustion||The material complies with respect to USP32|
Virginithromycin has inhibitory effect to gram positive bacterium, can prevent bacterial sex dysentery (for example, pig dysentery, chicken necrotizing enteritis, etc.), there is little resistance.In addition, it can promote the absorption and utilization of amino acid and phosphorus by livestock and poultry, and improve feed conversion rate.It can be used for pig feed consumption of 10 (1020×104U) -20 (2040×104U) g/t;It can also be used for chickens under 16 weeks of age with feed consumption of 2-5g/t, and is forbidden during egg production.
We can customize according to customer's requirement.
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