We are suppliers of fertilizers of the following quality bellow: Specification Details Parameter Content Physical Colour Dark Grey to Black Physical Condition Non-Granular Form Odour Absence of Foul Odour Moisture Maximum 15% Chemical PH 6.0-8.5 Organic Carbon 10-25% Total Nitrogen (N) .05-1.5% C:N Maximum 20:1 Phosphorus (P) .05-3.0% Potasium (K) .05-3.0% Sulphur (S) 0.1-0.5% Zinc (Zn) 0.10% Copper (Cu) 0.50% Arsenic (As) Maximum 20 ppm Chromium (Cr) Maximum 50 ppm Cadmium (Cd) Maximum 5 ppm Lead (Pb) Maximum 30 ppm Mercury (Hg) Maximum 0.1 ppm Nickle(Ni) Maximum 30 ppm Inert Material Maximum 1%