NPK 7-20-30 Granules 2-5 mm at least 95 % Bulk density 1065 kg/m³ NPK 15-15-15 Granules 2-5 mm at least 95 % Bulk density 1116 kg/m³ NPK(S) 15-15-15 (3) Granules 2 - 5 mm at least 95 % Bulk density 1102 kg/m³ NP 20-20 Granules 2 - 5 mm at least 95 % Bulk density 1120 kg/m NPK (MgO) 8-16-24 (2) Granules 2- 5- mm at least 95 % Bulk density 1063 kg/m³