... , polycarboxylic acid, copolymer, superplasticizers, water reducer, dispersant, concrete admixture, PCPolycarboxylate Superplasticizer (Polycarboxylate High-range Water Reducer) ----Third generation of concrete admixtures ... Gluconate (Powder)6. Sodium Lignosulfonate (Powder)7. Gypsum Retarder Polycarboxylate Superplasticizer