What Is IPA CAS 121-91-5 and Why Is It Essential in Industrial Applications?
2026-02-28
Isopropyl alcohol, commonly known by its chemical identifier IPA CAS 121-91-5, is a versatile chemical widely used in industries ranging from pharmaceuticals to electronics. At Ningbo Shanshan Resources Corporation, we specialize in providing high-purity IPA CAS 121-91-5 for a variety of industrial applications, ensuring safety, reliability, and consistent performance. Understanding its properties, uses, and benefits is critical for businesses aiming to improve product quality and operational efficiency.
Overview of IPA CAS 121-91-5
IPA CAS 121-91-5 is a colorless, flammable liquid with a distinct odor. It is miscible with water, ethanol, and many organic solvents. Its combination of physical and chemical properties makes it an indispensable solvent, disinfectant, and cleaning agent in modern industrial processes.
| Property | Specification |
|---|---|
| Chemical Formula | C3H8O |
| Molecular Weight | 60.10 g/mol |
| Boiling Point | 82.6 °C |
| Flash Point | 12 °C (closed cup) |
| Appearance | Clear, colorless liquid |
| Purity | ≥99.7% (industrial grade) |
Key Applications of IPA CAS 121-91-5
IPA CAS 121-91-5 is favored across industries because of its versatility and efficiency. Major applications include:
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Pharmaceutical Industry – Used as a solvent in drug formulation, extraction, and cleaning of manufacturing equipment.
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Electronics Manufacturing – Essential for cleaning circuit boards, removing flux residues, and ensuring defect-free assembly.
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Cosmetic and Personal Care – Acts as a solvent in hand sanitizers, perfumes, and lotions.
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Industrial Cleaning – Used in degreasing machinery and sanitizing surfaces due to its strong evaporative property.
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Laboratory Use – A reagent and solvent in chemical analysis and experiments.
IPA CAS 121-91-5 vs. Other Solvents: Why Choose IPA?
Choosing the right solvent can dramatically affect process efficiency and safety. Comparing IPA CAS 121-91-5 with other commonly used solvents illustrates its advantages:
| Feature | IPA CAS 121-91-5 | Ethanol | Methanol |
|---|---|---|---|
| Evaporation Rate | Moderate | Fast | Very fast |
| Toxicity | Low | Moderate | High |
| Solvent Power | Strong | Moderate | Strong |
| Flammability | High | High | High |
| Cost-Effectiveness | Very Good | Moderate | High |
As the table shows, IPA balances safety, effectiveness, and cost, making it a preferred choice for industrial and laboratory use.
Advantages of Using IPA CAS 121-91-5 from Ningbo Shanshan Resources Corporation
At Ningbo Shanshan Resources Corporation, we provide IPA CAS 121-91-5 with guaranteed purity and reliability. The key advantages of sourcing from us include:
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Consistent Quality – Rigorous quality control ensures ≥99.7% purity for industrial-grade IPA.
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Customized Packaging – Options from 5L to 200L drums to meet production needs.
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Technical Support – Professional guidance for safe handling, storage, and application.
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Competitive Pricing – Optimized supply chain reduces costs without compromising quality.
Safety and Handling
While IPA CAS 121-91-5 is generally safe when handled properly, it is highly flammable and should be stored in well-ventilated areas away from ignition sources. Personal protective equipment (PPE) such as gloves and goggles is recommended during handling to prevent skin or eye irritation.
Conclusion
From pharmaceutical production to electronics cleaning, IPA CAS 121-91-5 remains an indispensable chemical. Choosing a trusted supplier like Ningbo Shanshan Resources Corporation ensures product quality, process efficiency, and operational safety.
For businesses seeking reliable industrial-grade IPA CAS 121-91-5, we provide not only high-purity products but also expert support to optimize usage in your processes.
Contact us today to discuss your requirements and get the best industrial-grade IPA CAS 121-91-5 solutions for your company!