Test Specification

Appearance: white pellets

Assay: >85.0%

Potassium Carbonate (K2CO3): </= 2.0%

Chloride: </= 0.01%

Heavy metals (as Ag): </= 0.001%

Iron (Fe): </= 0.001%

Nickel (Ni): </= 0.001%

Nitrogen Compounds (as N): </= 0.001%

Phosphate (PO4): </= 5 ppm

Sodium (Na): </= 0.05%

Sulfate (SO4): </= 0.003%

Calcium: </= 0.005%

Magnesium: </= 0.002%