Certificates/Standards: | N; |
Monthly Output: | 10 Metric Ton/Metric Tons |
Regional: | China (Mainland) |
Packaging Information: | 25KG/DRUM |
Mode Of Payment: | L/C,D/A,D/P,T/T,Western union,MoneyGram |
Delivery Lead Time: | within 15 days after payment |
Main Sales Markets: | North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa |
Sample Provided: | No |
Sample Policy: | with free |
Minimum Quantity: | 100 Kilogram/Kilograms |
Quick Details
Packaging Details: | 25KG/DRUM |
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Delivery Detail: | Shipped in 15 days after payment |
Product Description
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1.Product Name: doxycycline hydrochloride
2.CAS NO: 10592-13-9
3.Application: Its antibacterial spectrum is very close to Tetracycline and Terramycin, but it has better effect, be sensitive to the Staphylococcus Aureus of tetracycline-resistant, oxytetracycline, long lasting time.
4.Sample: With Free
5.Specification:
Item | Standard | |||||
Character | Yellow crystalline Powder | |||||
Solubility | Freely soluble in water and in methanol, sparingly soluble in ethanol ( 96 per cent ). It dissolves in solutions of alkali hydroxides and carbonates. | |||||
Identification | a) HPLC | |||||
b) Sulphurie acid reaction a yellow colour develops | ||||||
c) It gives reaction of chlorides | ||||||
PH | 2.0-3.0 | |||||
Specific Absorbance | At 349 nm E ( 1% ) 300-335 ( anhydrous and ethanol-free substance ) |
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Specific Optical Rotation | -120°~-105° ( anhydrous and ethanol-free substance ) |
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Heavy Metal | ≤50ppm | |||||
Light-absorbing Impurities | At 490nm≤0.07 ( anhydrous and ethanol-free substance ) |
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a) 6-epidoxycycline ≤2.0% | ||||||
b) metacycline ≤2.0% | ||||||
c) 4-epidoxycycline ≤ 0.5% | ||||||
d) 4-epi-6-epidoxycycline≤ 0.5% | ||||||
e) oxytetracycline≤ 0.5% | ||||||
f) 2-acety-2-decarbamoyldoxycycline ADOT ≤ 0.5% | ||||||
g) any other impurity≤ 0.5% | ||||||
Ethanol | 4.3-6.0% ( m/m ) | |||||
Sulphated Ash | ≤ 0.4% | |||||
Water | 1.4-2.8% | |||||
Assay | 95.0%-102.0% ( C22H25CIN2O8 ) ( anhydrous and ethanol-free substance ) |
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Conclusion: This product fulfills EP7.4, BP2010. |
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