Magrabar PD-3500 Defoamer is a 100% active, vegetable oil based defoamer agent for food processing. Non-ionic and free of microbiological preservatives, PD-3500 Defoamer is insoluble in water-based foods and has a reasonable low surface tension. Designed to eliminate foam in proteins and carbohydrate media, this food grade antifoam formula works to provide the most persistent foam control. PD-3500 Defoamer is widely considered a cleaner label as it is not synthetic. Also suitable for use in soybean, potato, dairy, eggs, meat, and fermentation as well as a variety of other applications. Halal and Kosher.