Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Potassium Hydroxide 30% Solution Technical Grade
Technical · 30%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 1310-58-3
- Structure
Structure · PubChem - Grade
- Technical · 30%
- Assay specification
- 29.0 – 31.0
- Answer summary
Sample specification reference for Potassium Hydroxide 30% Solution Technical Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-08-27.
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (KOH), wt. % | 29.0 – 31.0 | 30.0 | — |
| Appearance | Transparent, colorless liquid and free from foreign matter. | Passes test | — |
| Chloride (as Cl) | 50 ppm Max. | 5.7 ppm | — |
| Iron (as Fe) | 3.0 ppm Max. | 0.17 ppm | — |
| Mercury (as Hg) | 0.07 ppm Max. | 0.005 ppm | — |
| Potassium carbonate (as K2CO3) | 0.13 % Max. | 0.040 % | — |
| Specific Gravity @ 20 °C | 1.281 - 1.291 | 1.286 | — |
| Sodium (as Na) | 1700 ppm Max. | 800 ppm | Flame AAS / ICP-OES |
| Sulfate (as K2SO4) | 7 ppm Max. | 2.0 ppm | Turbidimetric (BaCl2) |
| Heavy metals (as Pb) | 3 ppm Max. | 0.33 ppm | Colorimetric sulfide comparison |
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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