Our Kieselguhr Diatomaceous Earth E551c is widely used as anti caking agent in manufacturing of NPK fertilizer, detergents and animal feed.In NPK fertilizer application rate is 5 – 6 %. It keeps granules separated, dry and free flowing and slow provides plant available silica to crops. In detergent powder it keep powder free flowing and does not allow clump formation. Application rate is 2 – 4 %. In animal feed it keeps feed free flowing. Provides animals with Amorphous Silica to boost their immunity and make them strong. Application rate is 2 %.