Sample Certificate of Analysis
Technical
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
Sample specification reference for Ammonium Bifluoride Flakes Technical Grade. Source-record results are reference values, not measurements for your lot.
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (NH₄HF₂) | ≥96.0% | 98.3% | — |
| Ammonium fluoride (NH4F) | 4.0 % maximum | 1.0 % | — |
| Antimony (Sb) | 10 ppm maximum | 0.21 ppm | — |
| Arsenic (As) | 10 ppm maximum | 0.23 ppm | — |
| Chloride (Cl) | 30 ppm maximum | 10.8 ppm | — |
| Copper (Cu) | 30 ppm maximum | 0.38 ppm | — |
| Fluorine (as F) | 65.0 % minimum | 66.0 % | — |
| Iron (Fe) | 10 ppm maximum | 2.8 ppm | — |
| Lead (Pb) | 5.0 ppm maximum | 0.11 ppm | — |
| Nickel (Ni) | 10 ppm maximum | 1.1 ppm | — |
| Silica (SiO2) | 100 ppm maximum | 36 ppm | — |
| Sulfate (SO4) | 100 ppm maximum | 27 ppm | — |
| Water (H2O) | 1000 ppm maximum | 507 ppm | — |
| Non-volatile matter (residue after ignition) | 0.10 % maximum | 0.011 % | Gravimetric, ignition at 600 °C in platinum |
| pH (5 % aqueous solution) @ 25 °C | 4.0 - 6.5 | 5.3 | Potentiometric, plastic-bodied electrode |
Specification limits and source-record results are reproduced from the current product reference used by the TDS. This sample is not an issued certificate and does not identify a tested lot. Contact Alliance Chemical with the product and lot number for lot-specific documentation.
Tell us the lot number from the container label and we will send the certificate over at no charge.