Chemical composition : sodium salt of Naphthalene sulfonate formaldehyde condensate Uses 　　It has good resistance to acid, alkali, heat, hard water and inorganic salts, can work with anion and non-ionic surfactant. Recommended Dosage 　　1%-3%? Packing and Storage 25kg compound bag or 40kg woven bag , Stored at room temperature in dark place, Storage period is one year.