Optical activity : [α]_20/D +66.3 to +67.0°, c = 26% in H₂O  
Auality : meets analytical specification of Ph. Eur., BP, NF  
Color index : ≤ 45  
Impurities :
  - acidity or alkalinity, complies  
  - dextrine, complies  
  - invert sugar, complies  
  - organic volatile impurities, in accordance (GC)  
  - reducing sugar, complies  
  - residual solvents, complies  
  - ≤ 0.0005 % heavy metals (as Pb)  
  - ≤ 250 EU/g endotoxins (LAL test)  
Ign.residue : ≤ 0.01% (as SO₄)  
Loss : ≤ 0.1% loss on drying, 105 °C, 3 h  
Conductivity : ≤ 35 μS/cm  
mp = 185-187°C (lit.)  
Solubility :
  - alcohol : soluble1 gm in 170 ml  
  - methanol : soluble1 gm in 100ml  
  - H₂O : soluble 342 g/L at 20 °C  
  - alcohol : insoluble (Dehydrated)  
  - glycerol : moderately soluble  
  - pyridine : moderately soluble  
Anion traces :
  - chloride (Cl^-) : ≤30 mg/kg  
  - sulfate (SO₄^2-) : ≤60 mg/kg  
  - sulfite (SO₃^2-) : ≤10 mg/kg  
Cation traces :
  - Ca : in accordance  
  - Pb : ≤ 0.5 mg/kg  
Suitability : complies for appearance of solution.