Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
n-Propyl Alcohol ACS Grade
ACS Grade
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 71-23-8
- Structure
Structure · PubChem - Grade
- ACS Grade
- Assay specification
- 99.5% minimum
- Answer summary
Sample specification reference for n-Propyl Alcohol ACS 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 (n-propyl alcohol) | 99.5% minimum | 99.96 % | Gas chromatography (GC) |
| Titrable Acid | 0.0004 meq/g max | 0.000097 meq/g | — |
| Appearance | colorless clear liquid | Passes test | Visual |
| Carbonyl Compounds | 0.03% max | 0.0025 % | — |
| Color (APHA) | 10 maximum | 3 | APHA / Pt-Co color |
| Ethyl alcohol | 0.01% maximum | 0.0009 % | Gas chromatography (GC) |
| Isopropyl alcohol | 0.05% maximum | 0.0040 % | Gas chromatography (GC) |
| Methanol | 0.01% max | 0.00047 % | — |
| Methyl alcohol | 0.01% maximum | 0.00047 % | Gas chromatography (GC) |
| Residue after evaporation | 0.001% maximum | 0.00019 % | Gravimetric, evaporation to dryness |
| Solubility in water | To Pass Test | Passes test | — |
| Water | 0.2% maximum | 0.029 % | Karl Fischer |
| Specific Gravity @ 20/20 C | 0.8035 - 0.8060 | 0.8049 | ASTM D4052 / oscillating U-tube densitometer |
| Refractive Index n20/D | 1.3840 - 1.3860 | 1.3850 | ASTM D1218 / Abbe refractometer |
| Boiling Range (760 mmHg) | 96.5 - 98.0 C | 97.0 C | ASTM D1078 |
| Identification (Infrared Spectrum) | Conforms to structure | Passes test | FT-IR, comparison to reference spectrum |
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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