What is the strongest isopropyl alcohol IPA?
The strongest isopropyl alcohol (IPA) available is 99.9% pure (often labeled as "anhydrous IPA").
Anhydrous simply means that a solution contains no water, and generally is of 99%+ concentration. Isopropyl alcohol that is 100% free of water is not feasible as it immediately absorbs water after exposure to humid air.

What is 99.9 IPA used for?
Precision Electronics & Electrical Cleaning: Cleaning circuit boards, contacts, and sensitive components without risk of water-caused corrosion or short circuits.
Advanced Manufacturing & Laboratories: In semiconductor, pharmaceutical, and optics production where extreme purity is required to prevent contamination.
Final Rinse & Drying: Displacing water from wet items (like water-damaged electronics or metal parts) to prevent water spots and corrosion as it evaporates cleanly.
Why Choose Gneebio?
Our isopropyl alcohol IPA solution (CAS 67-63-0), available in a comprehensive range of concentrations (from 70% to 99.9+%), is manufactured and tested to meet the highest industry standards. Every batch undergoes quality control, including GC-MS testing, to ensure metal ion content ≤1ppb (for ultra-pure grades) and moisture ≤0.03% . Certified by ISO 9001, REACH, and FDA, our IPA meets global standards for electronics cleaning, pharmaceutical synthesis, industrial solvents, and disinfection.
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about us
As a leading manufacturer and exporter of fine chemicals, Henan Gneebio provides high-quality industrial chemicals. We supply to customers across the chemical, pharmaceutical, and materials industries, ensuring consistent quality, reliable logistics, and professional technical support.
Our chemical products hold international certifications (REACH, ISO, FMQS, HALAL) for global quality recognitio. We have warehouses in coreports such as Qingdao, Tianiin, and Shanghai, with a 15-day express delivery service.
Other Hot-Selling Products
CAS 64-19-7 Acetic acid/Glacial Acetic Acid; CAS 75-05-8 Acetonitrile; CAS 67-68-5 Dimethyl Sulfoxide (DMSO); CAS 67-63-0 Isopropyl alcohol (IPA); CAS 95-47-6 o-Xylene; CAS 106-42-3 p-Xylene; CAS 75-09-2 Dichloromethane (DCM).
Contact us now for the latest quote; we guarantee absolutely competitive prices.
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