... proper packaging and sealing. Applications:Food: cake, moon cake, battercake, pastry, etc.Pet food: cat food, dog food, fish food, etc.Animal products: beef jerky ... slices, fried green beans, etc.Seafood: peeled shrimp, dried fish, roasted fillet, squid thread, etc.Herbal medicines: ginseng, biological ... . Others: tea, tobacco, documents, paintings, electronics, equipment. Natural Food Preservative