<![CDATA[EC21 Product Catalogs - cement case]]> <![CDATA[Naphthalene Superplasticizer]]> <![CDATA[Factory Supply Reducing Agent Dispersant Agent Sodium Naphthalene Sulphonate Formaldehyde]]> <![CDATA[Polycarboxylate Superplasticizer Liquid(Extra Slump Retention Type, 50% Solid Content)]]>