Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Isobutyl Alcohol 99% Technical Grade
99%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 78-83-1
- Structure
Structure · PubChem - Grade
- 99%
- Assay specification
- 99.5 wt % min.
- Answer summary
Sample specification reference for Isobutyl Alcohol 99% 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 (isobutanol) | 99.5 wt % min. | 99.85 wt % | Gas chromatography |
| Aldehydes (expressed as butanal) | <0.05 [%] | 0.0050 % | Gas chromatography |
| Boiling point @ 760 mm Hg | 106-109 °C (223-228 °F) | 107.6 °C | Distillation |
| Color (Pt-Co) | 5 max. | 2 | Platinum-cobalt (Pt-Co / APHA) visual comparison |
| Distillate recovery (106-109°C) | 97 ml min. | 98 ml | Distillation test |
| Dry point | 109°C max. | 108.5°C | Distillation test |
| Nonvolatile Matter | 0.005 max. g/100ml | 0.00029 g/100ml | — |
| Density | 0.802 - 0.804 [g/cm3] | 0.803 g/cc | Densitometer / hydrometer |
| Water | <0.10 [%] | 0.07 % | Karl Fischer |
| Free Acid (as acetic acid) | 0.005 wt % max. (as acetic acid) | 0.0013 wt % | — |
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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