Sodium gluconate can be used as a concrete admixture in construction. It has the function of a water reducing agent and a retarder in concrete. Sodium gluconate concrete admixture is usually used alone, but it can also be used in combination with other retarders.very soluble in water. Product Name: Sodium Gluconate ( Industrial Grade & Food Grade) Other names:Gluconic acid,Sodium salt CAS No.: 527-07-1 Purity: 98%min Appearance: white crystalline granule or powder,easy to dissolve in the water Sodium Gluconate applicaton: 1. As Steel surface cleaning agent. 2. As Cement admixture. 3. Used in Electroplating, film industry. 4. Wildly used in construction industry(As water reducing agent or cement setting retarder). 5. As special cleaning agent for glass bottle. 6. As water quality stabilizer and softener. 7. Food additive