Granubor is made from sodium tetraborate pentahydrate and is made up of 2.8mm homogeneous particles. It is ideal for application in crops with high boron requirements, as it contains slow release boron, making it capable of preventing and correcting boron deficiencies during all critical growing stages. No chemicals or additives are included.
Boron (B) 15.0%
Bulk density 913 kg/m3