Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Hydrochloric Acid 25% ACS Grade
ACS · 25%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 7647-01-0
- Structure
Structure · PubChem - Grade
- ACS · 25%
- Assay specification
- 24.5 - 25.5 %
- Answer summary
Sample specification reference for Hydrochloric Acid 25% ACS 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 (HCl) | 24.5 - 25.5 % | 24.86 % | — |
| Ammonium (NH4) | 2 ppm max | 0.20 ppm | — |
| Arsenic (As) | 0.0068 ppm max | 0.0017 ppm | — |
| Bromide (Br) | 0.0034% max | 0.00047 % | — |
| Extractable organic substances | 3.4 ppm max | 0.20 ppm | — |
| Free chlorine (Cl) | 0.68 ppm max | 0.058 ppm | — |
| Heavy metals (as Pb) | 0.68 ppm max | 0.062 ppm | — |
| Iron (Fe) | 0.14 ppm max | 0.017 ppm | — |
| Residue after ignition | 4 ppm max | 0.43 ppm | — |
| Sulfate (SO4) | 1 ppm max | 0.16 ppm | — |
| Sulfite (SO3) | 0.68 ppm max | 0.036 ppm | — |
| Color (APHA) | 10 max | 2 | — |
| Appearance | Clear, Colorless | Passes test | — |
| Composition | 25 % hydrochloric acid in deionized water, by weight | Conforms | By formulation; confirmed by specific gravity |
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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