... paper and pulping, cooling tower, waste water, wash water. The active ingredient provides broad-spectrum activity against common bacteria, fungi, and algae ... 51-5Molecular Formula(C10H21)2(CH3)2NClMolecular Weight362.0812Purity50%, 70%, 80%CharacteristicColor-off liquidUsageCan be used as emulsifier, catalyst, cationic ... 20'FCLNotesWater absoluable, airproof Didecyl dimethyl ammonium chloride DDAC 80%