1-Butanol (CAS 71-36-3), also known as n-butanol or n-butyl alcohol, is supplied in different purity grades to meet the requirements of various industrial, laboratory, and specialty applications.
Common Purity Grades of 1-Butanol
| Purity Grade | Typical Assay (%) | Main Characteristics | Typical Applications |
|---|---|---|---|
| Industrial Grade | ≥ 99.0% | Cost-effective, suitable for large-scale production; trace water and minor impurities allowed | Coatings, paints, inks, adhesives, plasticizers, resins |
| High-Purity / Technical Grade | ≥ 99.5% | Lower impurity and moisture content; stable quality | Chemical intermediates, fine chemicals, specialty coatings |
| Reagent Grade | ≥ 99.5–99.9% | High chemical purity; controlled impurities | Laboratory analysis, R&D, synthesis |
| Analytical Grade (AR) | ≥ 99.9% | Very strict impurity control; certified quality | Analytical testing, reference applications |
| Electronic / Special Grade | ≥ 99.9% (custom) | Ultra-low metal and moisture content | Electronics, specialty manufacturing (custom supply) |

Is butanol toxic to humans?
N-Butanol is a hazardous chemical which should be handled with care. Harmful if swallowed. May be harmful in contact with skin. Of low toxicity if vapour is inhaled.
What are the storage conditions for n-Butanol?
N-Butanol is a commonly used organic solvent with inherent flammability and toxicity, necessitating adherence to safety protocols during storage to ensure personnel and environmental safety.
First, N-Butanol should be stored in a cool, dry, well-ventilated area, shielded from direct sunlight and high temperatures. Elevated temperatures increase its vapor pressure, heightening the risk of leakage or ignition. It is generally recommended to store it in dedicated chemical storage cabinets to prevent adverse reactions with other substances.
Second, storage containers should be made of corrosion-resistant materials and be tightly sealed to prevent evaporation and leakage. Glass or high-density polyethylene (HDPE) containers are generally suitable choices. All containers must bear clear labels indicating warnings such as "Flammable" and "Hazardous Material" to ensure users can identify them promptly.
Additionally, N-Butanol must be kept away from open flames, heat sources, and oxidizing agents such as chlorates or peroxides to prevent unintended reactions. Storage areas should be equipped with appropriate fire extinguishing equipment, such as foam or dry powder extinguishers, and must have adequate drainage systems to manage potential leakage incidents.
Why Choose Gneebio as Your Supplier?
As a 1-butanol (CAS 71-36-3) manufacturer, Gneebio focuses on product consistency, industrial applicability, and bulk supply reliability. The company operates under strict quality management systems to ensure that cyclohexanone meets the requirements of large-scale and continuous production environments.
Key manufacturing and supply strengths include:
- Controlled purity grades suitable for industrial and synthetic applications
- Stable batch-to-batch quality for long-term procurement
- Bulk supply capability to support contract and spot orders
- Export-ready packaging and documentation (COA, SDS, etc.)
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