SUPPLY OF CHEMICAL FERTILIZERS AND ORGANIC MANURES TO VARIES SOCIETIES OR DEALERS IN KERALA FOR THE YEAR 2025-2026

Bone Meal, Raw 1.Moisture percent by weight = 8.0 maximum 2.Acid insoluble matter per cent by weight = 12.0 maximum 3. Total phosphates (as P2O5) per cent by weight = 20.0 minimum 4. 2 per cent citric acid soluble phosphate (as P2O5) per cent by weight = 8.0 minimum 5. Nitrogen content of water insoluble portion per cent by weight = 3.0 minimum. 6. Particle size = The material shall pass wholly through 2.36 mm IS sieve of which not more than 30 per cent shall be retained on 0.85 mm IS sieve.

Neem Cake from Kernels 1. Packed in new HDPE 50 kg bags. 2. Nitrogen (N) = 5% min. 3. Phosphorous (P) = 1.0% min. 4. Potassium (K) = 1.5% min.

Neem de oiled Cake 1. Packed in new HDPE 50 kg bags. 2. Nitrogen (N) = 2% min. 3. Phosphorous (P) = 0.5% min. 4. Potassium (K) = 0.5% min.

Neem Oiled Cake 1. Packed in new HDPE 50 kg bags. 2. Moisture percentage = 10 maximum. 3. Oil content percentage = 10 minimum. 4. Total Nitrogen (N) = 2% minimum. 5. Total Phosphorous (P) = 0.5% minimum. 6. Total Potassium (K) = 0.5% min.

Neem Oil 1. Physical Appearance = Clear Brown Liquid 2. Moisture percentage = <0.5 3. Acid Value = <20 4. Sp.Gravity @270C= 0.90 – 0.95 5. Sediment percentage = <1 6. Azadirachtin content = 1200 - 1500 ppm

City Compost 1. Moisture percent by weight = 15.0 – 25.0 2. Colour = Dark brown to black 3. Odour = Absence of foul odour 4. Particle size = Minimum 90% material should pass through 4.0 mm IS Sieve 5. Bulk Density (g/cc) = <1 6. Total Organic Carbon percent by weight = 12.0 minimum 7. Total Nitrogen (as N) per cent by weight = 0.80 minimum 8. Total Phosphate (as P2O5) per cent by weight = 0.40 minimum 9. Total Potash (as K2O) per cent by weight = 0.40 minimum 10. C:N ration = 20:1 or less 11. pH = 6.5 – 7.5 12. Conductivity as dsm-1 = <4 13. Pathogens = Nil 14. Heavy metal content (as mg/Kg) per cent by weight; Maximum. Arsenic (as As2O3) = 10.0, Cadmium (as Cd) = 5.0 Chromium as Cr) = 50.0, Copper = 300.0 Mercury (as Hg) = 0.15, Nickel (as Ni) = 50.0 Lead (as Pb) = 100.0, Zinc (as Zn) = 1000.0

Vermi Compost 1. Moisture percent by weight = 15.0 – 25.0 2. Colour = Dark brown to black 3. Odour = Absence of foul odour 4. Particle size = Minimum 90% material should pass through 4.0 mm IS Sieve 5. Bulk Density (g/cc) = 0.7 – 0.9 6. Total Organic Carbon percent by weight = 18.0 minimum 7. Total Nitrogen (as N) per cent by weight = 1.0 minimum 8. Total Phosphate (as P2O5) per cent by weight = 0.80 minimum 9. Total Potash (as K2O) per cent by weight = 0.80 minimum 10. Heavy metal content (as mg/Kg) per cent by weight; Maximum Arsenic (as As2O3) = 10.0, Cadmium (as Cd) = 5.0 Chromium as Cr) = 50.0, Mercury (as Hg) = 0.15 Nickel (as Ni) = 50.0, Lead (as Pb) = 100.0

Dolomite, CaMg(CO3)2 (Agriculture) 1. Calcium = 20% min. 2. Magnesium = 10% min. 3. Neutralising Value =>80%. 4. Particle size = 200 Mesh.

Lime Stone Powder (Agriculture) 1. Calcium Carbonate = 80% Minimum 2. Neutralization Value = >80%. 3. Particle size = Minimum 90 per cent of the material shall pass through 0.15 mm IS sieve and the balance 10 per cent of material shall pass through 0.25 mm IS sieve.

Hydrated Lime, Ca(OH)2 (Agriculture) 1. Calcium Hydroxide = 85% Minimum 2. Calcium Oxide = 64% Minimum 3. Calcium Carbonate = 3% Maximum 4. Neutralization Value = >80%. 5. Particle size = 85% Minimum pass through 200 Mesh.

Burnt Lime ShellAs per the Specifications of Agricultural Department. Packed in 10 Kg LDPE/HDPE bags.

Rock Phosphate 18% P2O5 1. Particle size = Minimum 90 per cent of the material shall pass through 0.15 mm IS sieve and the balance 10 per cent of material shall pass through 0.25 mm IS sieve. 2. Total phosphate (as P2O5) per cent by weight = 18.0 minimum

Rock Phosphate 22% P2O5 1. Particle size = Minimum 90 per cent of the material shall pass through 0.15 mm IS sieve and the balance 10 per cent of material shall pass through 0.25 mm IS sieve. 2. Total phosphate (as P2O5) per cent by weight = 22.0 minimum

Rock Phosphate 28% P2O5 1. Particle size = Minimum 90 per cent of the material shall pass through 0.15 mm IS sieve and the balance 10 per cent of material shall pass through 0.25 mm IS sieve. 2. Total phosphate (as P2O5) per cent by weight = 28.0 minimum

Rock Phosphate 30% P2O5 1. Particle size = Minimum 90 per cent of the material shall pass through 0.15 mm IS sieve and the balance 10 per cent of material shall pass through 0.25 mm IS sieve. 2. Total phosphate (as P2O5) per cent by weight = 30.0 minimum

Magnesium Sulphate, MgSO4.7H2O 1. Agricultural grade. Free flowing – crystalline form. 2. Magnesium (as Mg) per cent by weight = 9.6 minimum. 3. pH (5% solution) = 5.0 - 8.0. 4. Sulphur (as S) per cent by weight =12minimum.

Copper Sulphate CuSo4.5H2O (Agriculture) 1.Purify : 96% 2.pH in 5% Solution =2.7 Min 3.Packing type HDPE Bag, 4.Packing Size 25&50 Kg

China Clay/NPK Fertilizer Mixture Filler Powder 1.Should be free from CaCo3 and other foreign particles 2.Particle size=Mininum 90% of the material shall pass through 0.15mm IS sieve and the balance 10% of material shall pass through 0.25mm IS sieve

Other Organic ProductsSpecification as per Fertilizer Control Order(F.C.O).