HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. Features 99.9% Pure Boric Acid (H3BO3) Fully soluble granules for easy application Improves plant growth in alkaline and boron deficient soils Non-toxic to mammals when used properly Effective pest control for ants roaches and other insects Specifications Weight: 4.9 Kg Particle Size Distribution: Retained on 1.000Mm (18 Mesh) Sieve - Max 4% Passing on 0.063Mm (230 Mesh) Sieve - Max 4% You Will Receive 4.9Kg Boric Acid Powder in a resealable tub.