Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Isobutyl Alcohol 99% ACS Grade
ACS Grade · 99%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS番号
- 78-83-1
- 構造
構造・PubChem - グレード
- ACS Grade · 99%
- Assay specification
- 99.0 % Min
- Answer summary
Sample specification reference for Isobutyl Alcohol 99% 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 (2-methyl-1-propanol) | 99.0 % Min | 99.01 % | Gas chromatography |
| Titrable acid | 0.0005 meq/g Max | 0.00009 meq/g | Titration with standard base |
| Alkalinity | 0.0005 meq/g | 0.000018 meq/g | Titration with standard acid |
| Color (APHA) | 10 Max | 2 | Platinum-cobalt (APHA) visual comparison |
| Identity | IR passes test | Passes test | Infrared spectroscopy |
| Isobutanal (G.C.) | 0.05% | 0.05% | Gas chromatography |
| Peroxides (as H2O2) | 0.001% | 0.001% | Colorimetric peroxide test |
| Range of distillation (>96% dist.) | 107-109°C | 108 °C | Distillation |
| Refractive index n 15/D | 1.397-1.399 | 1.398 | Refractometry |
| Residue after evaporation (non-volatile matter) | 0.001 % Max | 0.00019 % | Evaporation to dryness and gravimetric determination |
| Insoluble matter in water (solubility in water) | passes test | Passes test | Visual examination of aqueous dilution |
| Density 20/4 | 0.801-0.802 | 0.8016 | Densitometer |
| Substances darkened by sulfuric acid | passes test | Passes test | Sulfuric acid darkening test |
| Water (H2O) | 0.1 % Max | 0.036 % | Karl Fischer |
| Carbonyl compounds (as butyraldehyde) | 0.01 % Max | 0.0029 % | Gas chromatography |
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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