... (-) bacteria, yeast, mould and virus. Compared to traditional preservatives, ε-polylysine shows the advantages on safety, good thermostability and ... and PH9.APPLICATION:Currently, ε-Polylysine is widely used as food preservatives, such as: cake, pastry, snack foods, butter, salad ... preservatives, can attain better effect.STORAGE: Seal,away from direct sunlight, under 15°C. Shelf life is 2 years. natural ...