Industrial chemicals · Taylor, TXCertificate of AnalysisSample Certificate of Analysis
Sodium Bisulfite 25% Solution – Technical Grade (NaHSO3)
25%
Download PDF
Sample COA. Lot-specific COAs ship with each order.
Specifications
| Parameter | Specification | Typical Result | Test Method |
|---|---|---|---|
| Assay | 9 – 26 % | 25 % | Titration/Gravimetric |
| Arsenic (As) | ≤ 0.0063 ppm | 0 ppm | ICP-MS |
| Calcium (Ca) | ≤ 31 ppm | 13 ppm | ICP-MS |
| Chloride (Cl) | ≤ 31 ppm | 13 ppm | ICP |
| Insoluble Matter | ≤ 0.0063 % | 0 % | Gravimetric |
| Iron | ≤ 10 ppm | 5 ppm | ICP |
| Magnesium (Mg) | ≤ 13 ppm | 6 ppm | ICP-MS |
| Potassium (K) | ≤ 63 ppm | 31 ppm | ICP-MS |
| Specific Gravity @20°C | 1.0307 – 1.175 g/mL | 1.08 g/mL | Hydrometer @ 25°C |
Generated . Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.