Purity: (same/more than) 99.5%
Insoluble Matter: (same/less than) 0.01%
pH of 5% Solution at 25C: 6.0 to 9.0
Chloride and Bromide:
(same/less than) 0.01%
Phosphates: (same/less than) 0.001%
Sulfate: (same/less than) 0.005%
Barium: (same/less than) 0.002%
Calcium: (same/less than) 0.002%
Potassium: (same/less than) 0.01%
Iodate: (same/less than) 0.0003%
Iron: (same/less than) 0.0005%
Heavy Metals: (same/less than) 0.0005%
Magnesium: (same/less than) 0.001%