Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Propylene Glycol Technical Grade
Technical Grade
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS番号
- 57-55-6
- 構造
構造・PubChem - グレード
- Technical Grade
- Assay specification
- 99.50 weight % (minimum)
- Answer summary
Sample specification reference for Propylene Glycol Technical Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-06-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay as PG, on a dry basis | 99.50 weight % (minimum) | 99.67 wt.% | — |
| Acidity as Acetic Acid | 0.0050 weight % (maximum) | 0.0017 wt% | — |
| Appearance | Pass | Passes test | — |
| Chlorides as Cl | 1.0 weight ppm (maximum) | 0.51 ppm | — |
| Heavy Metals as Pb | 5 weight ppm (maximum) | 0.27 weight ppm | — |
| Iron | 1.00 weight ppm (maximum) | 0.10 ppm | — |
| Propylene glycol | 99.5 % min. | 99.7 % | ILL-003/3-01-17 |
| Suspended Matter | Pass | Passes test | — |
| Water | 0.200 weight % (maximum) | 0.028 % | — |
| Dipropylene glycol (DPG) | 0.5 wt% Max | 0.27 wt% | GC area % (ASTM E202) |
| Odor | Practically none | Passes test | Olfactory |
| ash | 0.005 wt.% max | 0.00056 wt% | — |
| density | 1.035 - 1.038 g/cm3 | 1.0363 g/cc | — |
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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