Sodium gluconate - 2012-08-26 23:18:58 Sodium gluconate is a compound with formula NaC6H11O7. It is the sodiumsalt of gluconic acid. It has E number E576. Sodium gluconate is widely used in textile dyeing, printing and metal surface water treatment, chelating agent, steel surface cleaning agent, cleaning agent for glass bottle,chelating agent for cement, plating and alumina dyeing industries