Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Inhibited Ethylene Glycol 30/70 with OAT-908 — Data Center Coolant
29.98%
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
- 29.98%
- Assay specification
- 30.0 - 31.0 % v/v (≈ 32.1 - 33.3 % w/w)
- Answer summary
Sample specification reference for Inhibited Ethylene Glycol 30/70 with OAT-908 — Data Center Coolant. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-11-04.
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (ethylene glycol) | 30.0 - 31.0 % v/v (≈ 32.1 - 33.3 % w/w) | 30.19 % v/v | — |
| Freeze point | 3.7 °F (-15.7 °C) max | 3.4 °F (-15.9 °C) | ASTM D1177 |
| Reserve alkalinity | 0.9 ml min. | 4.6 | — |
| Nitrite | 720 ppm min. | 813 ppm | — |
| Electrical conductivity @ 25 °C | 3000 µS/cm maximum | 2364 | ASTM D1125 |
| Foaming tendency (volume / break time) | 150 mL max / 5 s max | Passes test | ASTM D1881 |
| Sulfate (SO4) | 2.2 ppm max | 0.13 ppm | Turbidimetric, ACS procedure |
| Heavy metals (as Pb) | 0.31 ppm max | 0.046 ppm | ICP-OES / ACS heavy metals procedure |
| Acidity as Acetic Acid | 0.0015% max | 0.000127 % | — |
| Chloride (Cl) | 0.43 ppm max | 0.032 ppm | — |
| Diethylene Glycol | 0.015% max | 0.0051 % | — |
| Iron (Fe) | 0.037 ppm max | 0.0069 ppm | — |
| Color | 10 max | 1 | — |
| Density (20 °C) | 1.042 - 1.046 g/cm³ | 1.043 | ASTM D4052 (digital density meter) |
| Composition | 30 % ethylene glycol by volume (30 volumes ethylene glycol to 70 volumes deionized water), with the OAT-908 inhibitor package at 2 % w/w of the batch | 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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