Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Ethylene Glycol ACS Grade
ACS Grade
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 107-21-1
- Structure
Structure · PubChem - Grade
- ACS Grade
- Assay specification
- Min. 99.9%
- Answer summary
Sample specification reference for Ethylene Glycol 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 | Min. 99.9% | 99.96 % | — |
| Acidity as Acetic Acid | Max 0.005% | 0.00032 % | — |
| Chloride (Cl) | 0.5 ppm max | 0.10 ppm | — |
| Color | 10 | 4 | — |
| Diethylene Glycol | Max 0.05% | 0.017 % | — |
| Iron (Fe) | 0.1 ppm max | 0.023 ppm | — |
| pH | 5.5-7.5 50% aq. sol | 6.3 | — |
| Residue after evaporation | Max 0.005% | 0.0014% | — |
| Specific gravity | 1.1136 - 1.1156 | 1.1143 | — |
| Water | 0.05 wt % max | 0.02 % | — |
| Sulfate (SO4) | Max 5 ppm | 0.54 ppm | Turbidimetric, ACS procedure |
| Heavy metals (as Pb) | Max 1 ppm | 0.12 ppm | ICP-OES / ACS heavy metals procedure |
| Boiling range | 196 - 199 °C | 197.4 °C | ASTM D1078 |
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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