CITY COMPOST
1. Moisture ,maximum 25
2. Particle size Minimum 90% material
Should Pass through 4.0 mm IS Sieve
3. Bulk density (g/cm 3) 1.0
4. Total Organic carbon, and minimum 12.0
5. Total of nitrogen (as N), Phosphate as P2O5
And potash as K2O minimum 1.2
6. C: N ratio 20
7. pH 6.5-7.5
8. Conductivity maximum 4.0
9. Heavy metal content, maximum
Arsenic (as As2 O3) 10.00
Cadmium (as Cd) 5.00
Chromium (as Cr) 50.00
Copper (as Cu) 300.0
Mercury (as Hg) 0.15
Nickel (as Ni) 50.00
Lead (as Pb) 100.00
Zinc (as Zn) 1000.00
Organic Manure
1. Moisture, per cent by weight, Maximum 25
2. Particle size minimum 90% material
Should Pass through
4.0 mm IS Sieve
3. Bulk density (g/cm 3) Less Than 1.0
4. Total Organic carbon, Minimum 14.5
5. Total of nitrogen (as N), Minimum 0.5
6. Total Phosphate (as P2O5) Minimum 0.5
7. Total Potash (as K2O) Minimum 0.5
8. NPK Nutrients â??Total N,P2O5 And K2O Nutrients
Not Less than 3%
9. C: N ratio 20:1
10. PH Maximum 6.7-7.5
11. Conductivity (as dSm-1) 4.0
12. Heavy metal content, (as mg / Kg) maximum
Arsenic (as As2 O3) 10.00
Cadmium (as Cd) 5.00
Chromium (as Cr) 50.00
Copper (as Cu) 300.0
Mercury (as Hg) 0.15
Nickel (as Ni) 50.00
Zinc (as Zn) 1000.00
Phosphate Rich Organic Manure
1. Moisture, per cent by weight, Maximum 25
2. Particle size minimum 90% material
Should Pass through 4.0 mm IS Sieve
3. Bulk density (g/cm 3) Less Than 1.6
4. Total Organic carbon, Minimum 7.9
5. Total of nitrogen (as N), Minimum 0.4
6. Total Phosphate (as P2O5) Minimum 10.4
7. C: N ratio Less Than 20:1
8. PH Maximum 6.7
9. Conductivity (as dSm-1) 8.2
10. Heavy metal content, (as mg / Kg) maximum
Arsenic (as As2 O3) 10.00
Cadmium (as Cd) 5.00
Chromium (as Cr) 50.00
Copper (as Cu) 300.0
Mercury (as Hg) 0.15
Nickel (as Ni) 50.00
Lead (as Pb) 100.00
Zinc (as Zn) 1000.00
