Sample Certificate of Analysis
ACS Grade · 5%
Sample COA. Lot-specific COAs ship with each order.
| Parameter | Specification | Typical Result | Test Method |
|---|---|---|---|
| Assay (Permanganate/Titrimetric) | 4.5 – 5.5 % | 5 % | Permanganate Titration |
| Aluminum (Al) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Arsenic & Antimony (as As) | ≤ 0.01 ppm | 0 ppm | ICP-MS |
| Barium (Ba) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Boron (B) | ≤ 0.5 ppm | 0.15 ppm | ICP-MS |
| Cadmium (Cd) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Calcium (Ca) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Chloride (Cl) | ≤ 2 ppm | 0.6 ppm | ICP |
| Cobalt (Co) | ≤ 0.5 ppm | 0.15 ppm | ICP-MS |
| Copper | ≤ 0.1 ppm | 0 ppm | ICP |
| Free Acid (as H2SO4) | ≤ 0.6 ueq/g | 0.18 ueq/g | Titration |
| Iron | ≤ 0.5 ppm | 0 ppm | ICP |
| Lead (Pb) | ≤ 0.5 ppm | 0.15 ppm | ICP-MS |
| Magnesium (Mg) | ≤ 0.1 ppm | 0.03 ppm | ICP-MS |
| Manganese | ≤ 1 ppm | 0 ppm | ICP |
| Nickel (Ni) | ≤ 0.1 ppm | 0.03 ppm | ICP-MS |
| Phosphate (PO4) | ≤ 2 ppm | 0.6 ppm | ICP |
| Potassium (K) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Residue on Evaporation | ≤ 20 ppm | 6 ppm | Evaporation |
| Silicon (Si) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Silver (Ag) | ≤ 0.5 ppm | 0.15 ppm | ICP-MS |
| Sodium (Na) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Strontium (Sr) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Sulfate (SO4) | ≤ 5 ppm | 1.5 ppm | ICP |
| Tin (Sn) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
| Zinc (Zn) | ≤ 1 ppm | 0.3 ppm | ICP-MS |
Generated . Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.