SPECIFICATIONS
Assay (calculated on the anhydrous basis): 99.0 - 101.0 %
Water (Karl Fischer): max. 2.0 %
Residue on ignition: max. 0.01 %
pH (1 M, 20°C): 6.2 - 7.5
Solution 1 M in H2O: complying
Aluminium (Al): max. 1 ppm
Arsenic (As): max. 0.1 ppm
Barium (Ba): max. 1 ppm
Bismuth (Bi): max. 5 ppm
Calcium (Ca): max. 5 ppm
Cadmium (Cd): max. 1 ppm
Cobalt (Co): max. 1 ppm
Chromium (Cr): max. 1 ppm
Copper (Cu): max. 1 ppm
Iron (Fe): max. 1 ppm
Potassium (K): max. 5 ppm
Lithium (Li): max. 5 ppm
Magnesium (Mg): max. 1 ppm
Manganese (Mn): max. 1 ppm
Molybdenum (Mo): max. 5 ppm
Sodium (Na): max. 5 ppm
Nickel (Ni): max. 5 ppm
Lead (Pb): max. 1 ppm
Strontium (Sr): max. 1 ppm
Zinc (Zn): max. 1 ppm
Chloride (Cl): max. 5 ppm
Nitrate (NO3): max. 10 ppm
Sulfate (SO4): max. 10 ppm
Suitability for the UHPLC-MS: complying
PHYSICAL PROPERTIES
Ignition Residue: ≤0.01% (as SO4)
Form: solid
Freezing Point: 113 °C
Density: 1.170 g/cm3