Purity: (same/more than) 98.0%
Appearance: White to light blue powder
Solubility (100mg/ml): Blue to hazy blue-green
Calcium: (same/less than) 0.005%
Chloride: (same/less than) 0.001%
Insoluble Matter: (same/less than) 0.005%
Iron: (same/less than) 0.003%
Nickel: (same/less than) 0.005%
Nitrogen Compounds:
(same/less than) 0.002%
Potassium: (same/less than) 0.01%
Sodium: (same/less than) 0.02%