Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Sulfuric Acid 50% - Electrolyte Grade
50%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 7664-93-9
- Structure
Structure · PubChem - Grade
- 50%
- Assay specification
- 49.0 - 51.0 %
- Answer summary
Sample specification reference for Sulfuric Acid 50% - Electrolyte Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-07-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (H2SO4) | 49.0 - 51.0 % | 50.1 % | — |
| Appearance | Clear to slight amber colored solution | Passes test | — |
| Color, APHA | 50 max | 12 | — |
| Total heavy metals | 13 ppm max | 1.1 ppm | — |
| Iron (Fe) | 50.0 ppm max | 4.8 ppm | — |
| Mercury | 1.0 ppm max | 0.017 ppm | — |
| Nitrates (as NO3) | 54 ppm max | 0.8 ppm | — |
| Residue after ignition | 54 ppm max | 6.1 ppm | — |
| Specific Gravity @ 68ºF | 1.408 min | 1.413 | — |
| Sulfur dioxide (SO2) | 27 ppm max | 6.3 ppm | — |
| Chloride (Cl) | 5.0 ppm max | 2.2 ppm | ASTM E223 (turbidimetric, AgNO3) |
| Manganese (Mn) | 0.5 ppm max | 0.028 ppm | ICP-OES |
| Arsenic (As) | 1.0 ppm max | 0.026 ppm | ICP-MS |
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.
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