Industrial chemicals · Taylor, TXCertificate of AnalysisSample Certificate of Analysis
100% Ethylene Glycol Inhibited
Inhibited · 100%
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Sample COA. Lot-specific COAs ship with each order.
Specifications
| Parameter | Specification | Typical Result | Test Method |
|---|---|---|---|
| Assay (GC) | 99.5 – 100.5 % | 100 % | GC |
| Acidity (as acetic) | ≤ 0.05 % | 0 % | Titration |
| Acidity (as acetic) | ≤ 50 ppm | 10 ppm | Titration |
| Aldehydes (as acetaldehyde) | ≤ 30 ppm | 2 ppm | Spectrophotometry |
| Aluminum (Al) | ≤ 0.01 ppm | — | ICP-MS |
| Arsenic (As) | ≤ 0.05 ppm | — | ICP-MS |
| Ash | ≤ 0.05 % | 0 % | Residue on Ignition |
| Chlorides (as Cl) | ≤ 2 ppm | 0.05 ppm | ICP |
| Color (APHA) | ≤ 30 APHA | 1 APHA | APHA |
| Color (Lovibond) | ≤ 5 Y/R | 0 Y/R | AOCS Cc 13e-92 |
| DEG Content | ≤ 0.1 % | 0.02 % | GC |
| Distillation Range | — | — | Per specification |
| Free Acid | — | — | Titration |
| Iron (Fe) | ≤ 0.1 ppm | 0 ppm | ICP-MS |
| Nitrate | ≤ 3 ppm | — | Per specification |
| Phosphate | ≤ 24 ppm | — | Per specification |
| Residue/Non-volatile | ≤ 0.1 % | 0 % | Residue on Ignition |
| Specific Gravity @20°C | 1.11 – 1.116 g/mL | 1.113 g/mL | Hydrometer @ 25°C |
| Sulfate | ≤ 1 ppm | — | ICP |
| UV Transmittance @220nm | ≥ 70 %T | 89.5 %T | UV Spectrophotometry |
| UV Transmittance @275nm | ≥ 90 %T | 95.2 %T | UV Spectrophotometry |
| UV Transmittance @350nm | 95 – 100 %T | 95 %T | UV Spectrophotometry |
| Water (Karl Fischer) | ≤ 0.07 % | 0.03 % | Karl Fischer |
Generated . Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.