Description Florfenicol, a commonly used veterinary antibiotic, is currently indicated for the treatment of bovine respiratory disease, and also used in aquaculture for the control of enteric septicemia in catfish. Florfenicol can induce early embryonic death in eggs, with an LC50 of 1.07 μg/g.
Preparing Stock Solutions
Concentration Volume Mass 1 mg 5 mg 10 mg


1 mM 2.7917 mL 13.9583 mL 27.9166 mL
5 mM 0.5583 mL 2.7917 mL 5.5833 mL
10 mM 0.2792 mL 1.3958 mL 2.7917 mL

Please refer to the solubility information to select the appropriate solvent.

Molecular Weight 358.21
Formula C₁₂H₁₄Cl₂FNO₄S
CAS No. 73231-34-2
Powder -20°C 3 years
  4°C 2 years
In solvent -80°C 6 months
  -20°C 1 month


Shipping Room temperature in continental US; may vary elsewhere
Solvent & Solubility DMSO: ≥ 44 mg/mL

* “<1 mg/mL” means slightly soluble or insoluble. “≥” means soluble, but saturation unknown.

Florfenicol-COA HUISUN


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