Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Hexane ACS Reagent Grade
ACS Reagent
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
Last reviewed 2026-06-18 by Andre Taki, DOT Hazmat Specialist.
COA · Answer summary
Sample specification reference for Hexane ACS Reagent Grade. Source-record results are reference values, not measurements for your lot.
- Assay specification
- min. 98.5 %
- Grade
- ACS Reagent
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (sum of 5 isomers, total hexanes, plus methylcyclopentane) | min. 98.5 % | 99.5 % | Gas chromatography (GC) |
| Appearance | Passes Test (clear, colorless liquid) | Passes test | — |
| Color (APHA) | 10 max. | 5 | — |
| n-Hexane | 45.0% min. | 57.5 % | — |
| Residue After Evaporation | 0.001% max. | 0.0002 % | — |
| Sulfur Compounds (as S) | 0.005% max. | 0.00002 % | — |
| Thiophene | To Pass Test | Passes test | — |
| Water Soluble Titratable Acid | 0.0003 meq/g max. | 0.00001 meq/g | — |
| Substances Darkened by Sulfuric Acid | To Pass Test | Passes test | ACS monograph procedure (sulfuric acid shake test), visual comparison |
| Distillation Range | 62 - 70 C | 66 C | ASTM D1078 |
| Specific Gravity @ 20/20 C | 0.655 - 0.685 | 0.670 | ASTM D4052 / pycnometer |
| Refractive Index n20/D | 1.372 - 1.380 | 1.376 | ASTM D1218 / Abbe refractometer |
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.