A simple,quick,simultaneous determination method for sodium ethyl p-hydroxybenzoate,potassium sorbate and sodium benzoate by UV-spectrophotometry was introduced.

• 介绍一种快速、简便同时测定食用防腐剂尼泊金乙酯钠、山梨酸钾和苯甲酸钠的紫外光度法。