Naphthalene sulfonate formaldehyde condensates sodium salts applied for concrete admixtures,the dosage is recommended 0.5%-1.2%(Powder),and for 40% liquid,the suggested dosage is 1.2%-2.8%.
But it is a data that we suggest,we strong our users to do a trial before use it in bulk to determine the dosage according to definite conditions.For example,when change a new brand of cement.