... filamentous fungi. It has a low toxicity to mammal cells. As a perfect biological preservative, it's widely ... will work.Natamycin has several specifications:50% Natamycin(in lactose), 50% Natamycin (in glucose), 50% Natamycin (in sodium chloride) and ... : Pharmaceutical grade, Natamycin≥95% ( sterile/non-sterile) 50% Natamycin, Natamycin≥50% (in lactose/glucose/sodium chloride)Packing: 500g/Bottle, ...