Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Monoethanolamine (MEA) Technical Grade
Technical
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 141-43-5
- Structure
Structure · PubChem - Grade
- Technical
- Assay specification
- ≥ 99.5 wt%
- Answer summary
Sample specification reference for Monoethanolamine (MEA) Technical 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 (monoethanolamine) | ≥ 99.5 wt% | 99.64 wt% | MOA 548 (gas chromatography) |
| Appearance | Clear liquid | Passes test | MOA 200 |
| Distillation range | 166° C - 178° C | 172 ° C | — |
| Color (Platinum-Cobalt scale) | 15 maximum | 9 | ASTM D 1209 |
| Diethanolamine | ≤ 0.20 wt% | 0.070 wt% | MOA 548 (gas chromatography) |
| Distillation, 165°C to 175°C | 90 minimum | 99 | ASTM D 86 |
| Specific gravity at 20°C/20°C | 1.017 to 1.021 | 1.019 | — |
| Water | ≤ 0.25 wt% | 0.12 wt% | MOA 305 |
| iron | 10 ppm max | 0.34 ppm | — |
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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