This paper introduces its structuce, properties, quality standard and function.The property of antimicrobial was studied and the cooperative effect with potassium sorbate was also discussed.

• 本文介绍了它的结构、性状、质量标准及功能,并对其抑菌特性进行研究,同时讨论了与山梨酸钾的防腐协同作用。