Sodium Hydroxide Beads Food Grade is commonly used as a processing aid in food production, including baked goods, beverages, canned and pickled foods. Caustic soda is used for curing foods since it helps soften and preserve foods, such as olives. Caustic soda is used for washing and peeling fruits and vegetables. Caustic soda is used to thicken ice cream and gel eggs. In baked products, caustic soda helps form a shiny and crisp crust, such as in bagels and pretzels. Functions Preservative Food Additive Thickening Agent Tenderizer Raw Material Sales Specification Sodium Hydroxide (NaOH): 99.0% Sodium Carbonate (Na2CO3): 0.50% Sodium Chloride (NaCl): 0.03% Ferric Oxide (Fe2O3): 0.005% Mercury (Hg): 0.1 mg/kg Packing 55.115 lb bag, 40 bags per pallet 551.15 lb metal drum, 4 drums per pallet DOT Transportation UN/NA: 1823 Proper Shipping Name: Sodium Hydroxide, Solid Hazard Class: 8 Packing Group: II