A common laboratory reagent and standard
Specifications
ACS Grade
Iodide: <0.002%
Bromide: <0.01%
Chlorate and Nitrate: <0.003%
Nitrogen compounds: <0.001%
Phosphate: <0.0005%
Sulfate: <0.001%
Barium: <0.001%
Calcium, Magnesium and R2O3 Precipitate: <0.005%
Heavy metals (as Pb): <0.0005%
Iron: <0.0003%
Sodium: <0.005%
Acidity: ~7
Appearance: White crystalline solid
Boiling Point: 1420°C
Density: 1.984 g/cm3
HS Code: 31042090
Melting Point: 770°C
pH Value: pH (5%, water 25°C): 5.4-8.6
RTECS Number: TS8050000