Appearence: White crystalline powder
Formula weight: 157.64
Molecular formula: C4H12NO3Cl
Assay (titration): > 99 %
A260 (1M, H2O.): < 0.06
A280 (1M, H2O): < 0.05
Loss on drying: < 0.5 %
Melting point: 151 ± 2 °C
pH (0.5M aq at 25°C): 3.5 – 5.0
pKa (20°C): 8.0 – 8.4
Solubility (1M, H2O, 20°C): Clear, colorless solution
Insoluble matter: < 0.005 %
Heavy metals (as Pb): < 5 ppm
Arsenic (As):< 1 ppm
Copper (Cu):< 1 ppm
Barium (Ba):< 1 ppm
Iron (Fe):< 5 ppm
Calcium (Ca):< 5 ppm
Magnesium (Mg):< 5 ppm
Storage: Room temperature. Protect from moisture and light
Stability: Stable at least 2 years.