Industrial chemicals · Taylor, TXCertificate of AnalysisSample Certificate of Analysis
Ammonium Bifluoride Flakes
Download PDF
Sample COA. Lot-specific COAs ship with each order.
Specifications
| Parameter | Specification | Typical Result | Test Method |
|---|---|---|---|
| Assay | 99.5 – 100.5 % | 100 % | Titration/Gravimetric |
| Fluoride (F) | ≤ 5 % | 3.8 % | Ion Chromatography |
| Appearance/Odor | — | — | Visual Inspection |
| Arsenic (As) | ≤ 10 ppm | 2.1 ppm | ICP-MS |
| Copper (Cu) | ≤ 30 ppm | 15 ppm | ICP-OES |
| Heavy Metals (as Pb) | ≤ 10 ppm | 5 ppm | ICP-MS (as Pb) |
| Iron | ≤ 10 ppm | 6 ppm | ICP |
| Lead (Pb) | ≤ 5 ppm | 2.5 ppm | ICP-MS |
| Nickel (Ni) | ≤ 10 ppm | 5 ppm | ICP-OES |
| Silica (SiO2) | ≤ 0.01 % | 0.01 % | Gravimetric |
| Sulfate | ≤ 0.01 % | 0 % | ICP-MS |
| Water (Karl Fischer) | ≤ 0.1 % | 0 % | Karl Fischer |
◆ Bulk constituent — reported on the COA but excluded from the impurity sum used for mass-balance reconciliation.
Generated . Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.