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Doxycycline Doxycycline Hcl Veterinary
Packaging Details: |
price doxycycline 25kg/drum |
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1.packing:25kg/drum
2.delivery: within 7days
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CHARACETRS: |
YELLOW CRYSTALLINE POWDER |
CONFORMS |
IDENTIFICATION: |
TLC |
CONFORMS |
SULPHURIC ACID REACTION A YELLOW COLOUR DEVELOPS |
CONFOMS |
|
IT GIVES REACTION OF CHLORIDES |
CONFOSM |
|
PH |
2.0~3.0 |
2.4 |
SPECIFIC ABSORBANCE |
AT 349nm E(1%) 300~355 |
320 |
SPECIFIC OPTICAL ROTATION |
-105 ~ -120° |
-110° |
HEAVY METALS: |
≤50PPM |
< 20PPM |
LIGHT-ABSORBING IMPURITIES |
AT 490nm ≤0.07 |
0.04 |
RELATED SUBSTANCES |
6-EPIDOXYCYCLINE ≤2.0% METACYCLINE ≤2.0% 4-EPIDOXYCYCLINE ≤0.5% (EP5) 4-EPI-6-EPIDOXYCYCLINE ≤0.5% (EP5) OXYTETRACYCLINE ≤0.5% (EP5) ANY OTHER IMPURITY ≤0.5% NOT IDENTIFIED IMPURITIES ≤0.1% (EP5) |
1.8% 0.1% NOT FOUND NOT FOUND NOT FOUND NOT FOUND NOT FOUND |
ETHANOL |
4.3~6.0% (m/m) |
4.6% |
SULPHATED ASH |
≤0.4% |
0.06% |
WATER |
1.4~2.8% |
2.0% |
ASSAY |
95.0~102.0% ( C22H25ClN2O8) Based on anhydrous, ethanol-free substance |
97.5% |
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