Item

Standard

Result

Potassium hydroxide (KOH),%                  ≥

90.0

90.5

Potassium carbonate (K2CO3),%               ≤

0.5

0.4

Chloride (Cl),%                               ≤

0.005

0.004

Iron (Fe),%                                 ≤

0.0005

0.0001

Sulfate (SO4),%                             ≤

0.005

0.002

Nitrate and Nitrite (N),%                         ≤

0.0005

<0.0005

Sodium (Na),%                               ≤

0.8

0.5

Phosphate (PO4),%                           ≤

0.005

<0.001

Portland (SiO3),%                             ≤

0.01

0.001

Aluminum(Al),%                             ≤

,0.002

<0.0003

Calcium(Ca),%                               ≤

0.005

0.0001

Nickel(Ni),%                                    ≤

0.0005

0.003

Heavy Metal(Pb),%                           ≤

0.002

<0.002

Conclusion: Acceptable