Chlortetracycline hydrochloride, meets analytical specification of Ph.Eur.
:64-72-2
:
:C₂₂H₂₃ClN₂O₈·HCl
:MFCD00082440
:515.34 g/mol
:220 °C (dec.)
:GHS07
:Refrigerator
- Appearance:Yellow Powder
- Infrared spectrum:Conforms
- Assay:94.5 to 102.0 % (Sum of the contents of chlortetracycline hydrochloride and tetracycline hydrochloride, on dry substance)
- Water:≤2.0 %
- Sulfated ash:≤0.5 %
- Identification:Passes test
- pH:2.3 to 3.3 (1 % in water CO2 free)
- Specific optical rotation:-235° to -250° (20°C, 589 nm) (c=0.25, water) (on dry substance)
- Absorbance:≤0.40 (460 nm)
- Heavy metals (as Pb):≤50 ppm