
Potassium Hydroxide (KOH)

Chemical Formula: KOH
1. CAS Number(s)
Potassium hydroxide: 1310-58-3
Potassium Hydroxide – Industrial Grade
2. Product Description
Industrial Grade Potassium Hydroxide (KOH) is a high-alkalinity inorganic base designed for general chemical manufacturing and processing applications. It delivers strong reactivity, consistent performance, and cost-effective alkalinity for large-scale industrial operations.
3. Typical Properties (indicative)
Appearance: White flakes, pellets, or clear aqueous solution
Assay (solid basis): Typically ≥90%
Solubility: Highly soluble in water and alcohols
pH (aqueous solution): Strongly alkaline
Hygroscopicity: Absorbs moisture and CO₂ from air
4. Typical Applications
Chemical synthesis and neutralization reactions
Soap, detergent, and surfactant production
Biodiesel refining and pH adjustment
Industrial cleaning and alkaline treatment processes
Intermediate manufacturing for specialty chemicals
5. Industries Served
Biofuels & Biobased Materials
Specialty Chemicals & Polymers
Fine Chemicals
General Chemical Manufacturing
6. Packaging
25 kg bags
1,000 kg big bags
Drums or IBCs (aqueous solutions)
Bulk supply available upon request
7. Storage & Handling
Store in tightly closed containers in a dry, well-ventilated area. Protect from moisture and carbon dioxide. Use corrosion-resistant materials and appropriate PPE during handling.
8. Regulatory & Safety
For industrial use only. Refer to Safety Data Sheet (SDS) for detailed hazard classification and handling guidelines. Documentation available upon request.
Potassium Hydroxide – Food Grade
2. Product Description
Food Grade Potassium Hydroxide (KOH) is manufactured under controlled conditions to meet applicable food-contact and food-processing standards. It is used as a food processing aid and pH regulator where high purity and regulatory compliance are essential.
3. Typical Properties (indicative)
Appearance: White flakes or clear solution
Purity: Food-grade compliant, low impurity profile
Solubility: Completely soluble in water
pH (aqueous solution): Strongly alkaline
Odor: Odorless
4. Typical Applications
Food processing and pH adjustment
Cocoa and chocolate processing
Fruit and vegetable processing
Brewing and beverage production
Cleaning-in-place (CIP) systems for food equipment
5. Industries Served
Food Processing
Beverage Production
Food Ingredients & Additives
Pharmaceutical Processing (non-active use)
6. Packaging
25 kg food-grade bags
Drums or IBCs for solutions
Packaging compliant with food-contact requirements
7. Storage & Handling
Store in clean, dry conditions away from incompatible materials. Use dedicated food-grade handling systems to prevent cross-contamination.
8. Regulatory & Safety
Complies with applicable food-grade standards (e.g. FCC/E-number where applicable). Documentation available upon request.
Potassium Hydroxide – Electronic Grade
2. Product Description
Electronic Grade Potassium Hydroxide (KOH) is a high-purity alkaline chemical developed for semiconductor, display, and electronics manufacturing. It features ultra-low metal impurities and tight quality control to support precision etching and cleaning processes.
3. Typical Properties (indicative)
Appearance: Clear, colorless solution
Purity: Electronic grade, trace-metal controlled
Solubility: Fully soluble in ultra-pure water
Ionic contamination: Extremely low
Reactivity: Strong, controlled alkalinity
4. Typical Applications
IC wafer etching and back-etch processes
IC bumping and photoresist development
LCD positive and negative photoresist development
Slurry cleaning and post-process surface treatment
PCB dry film stripping and solar cell base etching
5. Industries Served
Electronics & Semiconductors
Integrated Circuits (IC) Manufacturing
Display Panels (LCD / OLED)
PCB and Solar Cell Manufacturing
6. Packaging
High-purity drums
Clean IBCs
Packaging suitable for cleanroom logistics
7. Storage & Handling
Store in dedicated clean environments. Avoid contamination from metals and particulates. Handle using electronic-grade compatible equipment.
8. Regulatory & Safety
Supplied for industrial electronic applications only. Full quality and impurity specifications available upon request.