Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Ethylene Glycol 40/60
Technical · 40/60
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
Last reviewed 2026-09-09.
COA · Answer summary
Sample specification reference for Ethylene Glycol 40/60. Source-record results are reference values, not measurements for your lot.
- Assay specification
- 39.0 - 41.0 %, by volume
- Grade
- Technical
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay | 39.0 - 41.0 %, by volume | 40.0 % | — |
| Sulfate (SO4) | 2.7 ppm max | 0.21 ppm | Turbidimetric, ACS procedure |
| Heavy metals (as Pb) | 0.43 ppm max | 0.043 ppm | ICP-OES / ACS heavy metals procedure |
| Acidity as Acetic Acid | 0.0021% max | 0.00013 % | — |
| Chloride (Cl) | 0.44 ppm max | 0.043 ppm | — |
| Diethylene Glycol | 0.021% max | 0.0085 % | — |
| Iron (Fe) | 0.048 ppm max | 0.0085 ppm | — |
| Residue after evaporation | 0.0022% max | 0.00043 % | — |
| Color | 10 max | 2.1 | — |
| Specific gravity (20 °C) | 1.051 - 1.061 | 1.056 | — |
| Composition | 40 % ethylene glycol / 60 % deionized water, by volume | 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.