Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Ethylene Glycol 50/50 Technical Grade
Technical · 50/50
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS番号
- 107-21-1
- 構造
構造・PubChem - グレード
- Technical · 50/50
- Assay specification
- 50.0 - 51.0 % v/v
- Answer summary
Sample specification reference for Ethylene Glycol 50/50 Technical Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-10-21.
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (ethylene glycol) | 50.0 - 51.0 % v/v | 50.06 % | — |
| pH (Neat) | 7.7 – 8.7 | 8.2 | — |
| Viscosity (Dynamic) | < 5 mPa.s | 3.8 | — |
| Freeze point | -34.6 °F (-37.0 °C) max | -34.8 °F (-37.1 °C) | ASTM D1177 |
| Ash | 5 Max mg/kg | 1.2 mg/kg | — |
| Sulfate (SO4) | 3 ppm max | 0.20 ppm | Turbidimetric, ACS procedure |
| Heavy metals (as Pb) | 0.51 ppm max | 0.042 ppm | ICP-OES / ACS heavy metals procedure |
| Acidity as Acetic Acid | 0.0026% max | 0.00023 % | — |
| Chloride (Cl) | 0.45 ppm max | 0.062 ppm | — |
| Diethylene Glycol | 0.026% max | 0.010 % | — |
| Iron (Fe) | 0.057 ppm max | 0.013 ppm | — |
| Residue after evaporation | 0.0027% max | 0.00065 % | — |
| Color | 10 max | 2 | — |
| Density (20 °C) | 1.066 - 1.071 g/cm³ | 1.068 | ASTM D4052 (digital density meter) |
| Composition | 50 % ethylene glycol / 50 % deionized water, by volume | Conforms | By formulation; batch weights (scale ticket) |
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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