USD $1.00-1.00 / Kilogram
USD $10.00-10.00 / Gram
USD $20.00-40.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
cas no.: 93106-60-6
name: enrofloxacin
molecular structure:
formula: c19h22fn3o3
molecular weight: 359.40
synonyms: 1-cyclopropyl-6-fluoro-7-(4-ethyl-1-piperazinyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylicacid;alsir;bay-vp 2674;baytril;biofloxavet;cfpq;enrocin;enrofan;enrogil;enroxil;n-ethylciprofloxacin;n'-ethylciprofloxacin;3-quinolinecarboxylicacid, 1-cyclopropyl-7-(4-ethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo-;
density: 1.385 g/cm3
melting point: 225 °c
boiling point: 560.5 °c at 760 mmhg
flash point: 292.8 °c
appearance: pale yellow crystals
specification:
items
|
specifications
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results
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characteristic
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light-yellowor light-yellow organce
crystalline powder
|
light-yellow
crystalline powder
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identification
|
|
positive
positive
conform
conform
|
melting point
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221℃- 226℃
|
224.5℃- 226.0℃
|
fluoroquinolonic acid
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≤0.2%
|
<0.2%
|
ciprofloxacin
|
≤1.0%
|
0.13%
|
loss on drying
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≤3.0%
|
0.10%
|
residue on ignition
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≤0.2%
|
0.032%
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heavy metals
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≤20ppm
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<20ppm
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assay
(calculat c19h22fn3o3
on anhydrous basis)
|
≥98.5%
|
99.30%
|
conclusion: complies with requirement
|