To buy bulk calcium carbonate powder food grade, you need a high-purity product (typically 99%+ CaCO₃) that meets food safety standards like FCC or E170. It is widely used as a calcium fortifier, anti-caking agent, and pH regulator in foods and supplements.
What specifications matter when buying food-grade calcium carbonate?
Key specs include purity, particle size, and heavy metal limits. Food-grade calcium carbonate must comply with FCC or E170, with lead under 2 ppm and arsenic under 3 ppm. Particle size affects mixing and mouthfeel, so choose a grade suited to your application.
How do you choose a reliable calcium supplier or manufacturer?
Look for a calcium manufacturer with food safety certifications such as FSSC 22000 or ISO 22000. A reputable calcium supplier provides a Certificate of Analysis (CoA) for each lot and follows strict quality control. For bulk orders, request samples and verify traceability before committing.
Many buyers source from china calcium salts producers for cost advantages, but always audit the facility and check compliance with your local regulations. Establish a clear contract covering purity, packaging, and delivery terms.
What should you consider when buying in bulk?
Bulk purchasing reduces cost per unit but requires proper storage to prevent moisture absorption. Order quantities that match your production cycle to avoid spoilage. Always confirm that the product is labeled food grade and comes with full documentation.
常见问题
What is the difference between food-grade and industrial-grade calcium carbonate?
Food-grade calcium carbonate meets stricter purity and safety standards, such as FCC or E170, with very low heavy metal limits. Industrial-grade may contain higher levels of impurities and is not safe for human consumption.
How should I store bulk calcium carbonate powder?
Store it in a cool, dry place in sealed containers to prevent moisture absorption and contamination. Keep it away from strong odors and ensure the packaging remains intact until use.
Can I get a sample before placing a bulk order?
Yes, most reputable suppliers offer samples for quality evaluation. Request a Certificate of Analysis along with the sample to verify specifications and compliance.
