Purity: (same/more than) 98.0%
Insoluble Matter: (same/less than) 0.01%
Chloride: (same/less than) 0.003%
Sulfate: (same/less than) 0.01%
Iron: (same/less than) 0.002%
Nickel: (same/less than) 0.01%
Sodium: (same/less than) 0.05%
Potassium: (same/less than) 0.01%
Calcium: (same/less than) 0.05%