Surfactant, Polycarboxylate Superplasticizer Powder, Defoamer manufacturer / supplier in China, offering High Slump Retention and Retarding Superplasticizer for Concrete, Concrete Additive Polycarboxylate Superplasticizer Slump Retention Type, Chemical Additive PCE Liquid Polycarboxylate Superplasticizer Water Reducing Agent for Cement Concrete and so on.
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