| PARAMETER | U.M. | Minimum | Maximum | |
| Assay (H2SO4) | % | 96.0 | 97.0 | |
| Color | APHA | 5 | ||
| Chloride (Cl) | ppb | 50 | ||
| Nitrate (NO3) | ppm | 0.1 | ||
| Phosphate (PO4) | ppm | 0.1 | ||
| NH4 | ppm | 1 | ||
| Residue After Igination (RAI) | ppm | 1 | ||
| Reducing Substance, Permanganate (as KMnO4) | ppm | 1 | ||
| MAXIMUM OF IMPURITIES | U.M. | Minimum | Maximum | |
| Aluminum (Al) | ppb | 0.05 | ||
| Antimony (Sb) | ppb | 0.05 | ||
| Arsenic (As) | ppb | 0.05 | ||
| Barium (Ba) | ppb | 0.05 | ||
| Beryllium (Be) | ppb | 0.05 | ||
| Bismuth (Bi) | ppb | 0.05 | ||
| Boron (B) | ppb | 0.05 | ||
| Cadmium (Cd) | ppb | 0.05 | ||
| Calcium (Ca) | ppb | 0.05 | ||
| Chromium (Cr) | ppb | 0.05 | ||
| Cobalt (Co) | ppb | 0.05 | ||
| Copper (Cu) | ppb | 0.05 | ||
| Gallium (Ga) | ppb | 0.05 | ||
| Germanium (Ge) | ppb | 0.05 | ||
| Gold (Au) | ppb | 0.05 | ||
| Indium (In) | ppb | 0.05 | ||
| Iron (Fe) | ppb | 0.05 | ||
| Lead (Pb) | ppb | 0.05 | ||
| Lithium (Li) | ppb | 0.05 | ||
| Magnesium (Mg) | ppb | 0.05 | ||
| Manganese (Mn) | ppb | 0.05 | ||
| Molybdenum (Mo) | ppb | 0.05 | ||
| Mercury (Hg) | ppb | 0.05 | ||
| Nickel (Ni) | ppb | 0.05 | ||
| Niobium (Nb) | ppb | 0.05 | ||
| Potassium (K) | ppb | 0.05 | ||
| Selenium (Se) | ppb | 0.05 | ||
| Silicon (Si) | ppb | 0.5 | ||
| Silver (Ag) | ppb | 0.05 | ||
| Sodium (Na) | ppb | 0.05 | ||
| Strontium (Sr) | ppb | 0.05 | ||
| Tantalum (Ta) | ppb | 0.05 | ||
| Thallium (Tl) | ppb | 0.05 | ||
| Tin (Sn) | ppb | 0.05 | ||
| Titanium (Ti) | ppb | 0.05 | ||
| Vanadium (V) | ppb | 0.05 | ||
| Zinc (Zn) | ppb | 0.05 | ||
| Zirconium (Zr) | ppb | 0.05 | ||
| PARTICULATE COUNT | U.M. | Minimum | Maximum | |
