Natamycin 50% in Lactose Mostly used in dairy products such as cheese,yoghurt,liquidmilk,etc.The dosage is ... Molecular formula C33H47NO13Molecular weight 665.75 Physical characteristi Natamycin is a white to yellow flavourless, odourless crystalline powder. It is very ... , and prevent from direct sunlight. Application standard: 1. U.S.A.: FDA, § 172. 155, 2000: Treat (Spray or dip) the surface ...