Construction Chemical Additive Food Additive Gluconic Acid Best Price. ISO, FDA, HACCP Certified: Meets international safety and quality standards for food and chemical applications. Customization Available: Assay, color, and packaging can be tailored to specific customer requirements. Fast Delivery Time: Ready to ship within 7 days after order confirmation. Free Samples Offered: Customers can request free samples to verify product quality before bulk orders. One-Stop Service: Includes product search, quality control, warehousing, and international logistics. SGS Certified Supplier: Verified by SGS as a reliable Chinese chemical supplier. Wide Application Range: Used in food preservation, chemotherapy, metal treatment, and concrete retardation. Global Export Experience: Exports to over 30 countries including USA, Germany, and Australia since 2015.