Perlites

Perlite Horticulture Grade : In horticulture, perlite can be used as a soil amendment and helps prevent soil compaction. Advantages of Horticultural Perlite Improves aeration and drainage Makes moisture and nutrients readily available to plants Is inorganic and does not deteriorate. Has an essentially neutral pH of 6.5 to 7.5. Serves as an insulator to reduce extreme soil temperature fluctuations. Is clean, odorless, lightweight, and safe to handle. Certificate Of Analysis Physical Properties Form and colour Coarse Granules a White in colour Bulk Density 120 a 150 Per cu. m. Particle Size 90% between 4. 75 mm to 0. 150 mm Hardness MOHS 5. 5 pH Neutral Free moisture 0. 5% Max. Typical Chemical Properties: Aluminium Oxide Al2O3 11 a 16% SiliconDioxide SiO2 72 a 76% Potassium Oxide K2o 2 a 5% Sodium Oxide Na2O 1 a 5% Calcium Oxide CaO 0. 5 a 2. 5% Ferric Oxide Fe2O3 0. 5 a 1. 5% Magnesium Oxide MgO 0. 1 a 1. 0%