Specification Sheet
Product Name 4-Epitetracycline hydrochloride,
VETRANAL, analytical standard
Product Number 37918
Product Brand SIAL
CAS Number 23313-80-6
Molecular Weight 480.90
 
TEST SPECIFICATION
APPEARANCE (COLOR) White to Yellow and Faint Beige to Light Beige and Faint Brown to Light Brown
APPEARANCE (FORM) Powder or Crystals
PURITY (HPLC AREA %) ≥ 95.0 %
SPECIFIC ROTATION (20/D) -320 ± 15 Degrees
CONCENTRATION c=0.58 in 0.2N HCl
WATER ≤ 8.0 %
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
EXPIRY PERIOD 36 MONTHS