High Purity Calcium Oxide (CaO): Properties, Applications, and Supplier Information
Discover the essential properties and wide-ranging industrial applications of Calcium Oxide (CaO). As a leading manufacturer and supplier, we offer high-purity CaO that meets stringent USP, BP, EP, and FCC standards. Explore its uses from laboratory analysis to critical industrial processes and learn why sourcing from a reliable China-based manufacturer is key for your business.
Get a Quote & SampleUnlock Industrial Potential with High-Quality Calcium Oxide

Premium Calcium Oxide (CaO)
As a trusted manufacturer and supplier of Calcium Oxide (CaO) in China, we provide a superior grade product with a minimum assay of 90%. Our Calcium Oxide adheres to stringent USP, BP, EP, and FCC standards, ensuring its suitability for a broad spectrum of demanding applications. Benefit from competitive pricing and reliable sourcing when you buy Calcium Oxide from us.
- Exceptional Purity: Minimum 90% assay for reliable performance in sensitive applications.
- Industry Compliance: Meets USP, BP, EP, and FCC standards for food and pharmaceutical use.
- Versatile Applications: Ideal as an analytical reagent, laboratory desiccant, and raw material for chemical synthesis.
- Cost-Effective Sourcing: Partner with a leading China manufacturer for competitive prices and consistent supply.
Key Advantages of Our Calcium Oxide
Superior Chemical Purity
Our Calcium Oxide (CaO) is produced to meet rigorous quality standards, ensuring a minimum purity of 90%. This high assay makes it an excellent choice for analytical reagents, laboratory desiccation, and applications where trace impurities can impact performance. When you purchase Calcium Oxide, ensure you are getting the quality you need from a dependable supplier.
Broad Spectrum of Applications
From its critical role as a carbon dioxide absorbent in gas analysis to its use as a raw material in producing essential compounds like calcium carbide and soda ash, Calcium Oxide is indispensable. It also finds use in leather making, wastewater purification, and as a component in building materials and metallurgical fluxes. Explore bulk purchase options for your industrial needs.
Reliable Manufacturing Partner
We are a dedicated manufacturer and supplier of Calcium Oxide based in China, committed to providing consistent quality and competitive pricing. Our streamlined production and supply chain ensure that you can reliably buy Calcium Oxide for your operations, whether you need it for laboratory use or large-scale industrial applications. Get a quote for your specific requirements.
Diverse Application Areas for Calcium Oxide
Laboratory & Analytical Use
As a highly effective carbon dioxide absorbent and laboratory desiccant, Calcium Oxide is crucial for accurate gas analysis and maintaining dry conditions in research settings. Purchase high-purity Calcium Oxide for your analytical reagent needs from our trusted manufacturer.
Chemical Production
Calcium Oxide serves as a fundamental raw material for producing numerous other calcium compounds, including calcium carbide, soda ash, and bleaching powder. It is also vital in processes for leather making and wastewater purification. We are your go-to supplier for industrial grade Calcium Oxide.
Construction & Metallurgy
Its role extends to being a key component in building materials, acting as a cement accelerator and a flux in metallurgical processes. Industrial manufacturers can buy Calcium Oxide in bulk for these essential applications.
Food & Other Industries
Conforming to FCC standards, our Calcium Oxide is suitable for use as a vegetable oil decolorizer and a drug carrier. It also functions as a soil conditioner and in refractory materials, showcasing its broad utility across various sectors.