The release rate depends on soil temperature as shown in the table.
Soil temperature
15oC
20oC
30oC
Longevity (months)
9-10
8
5-6
Nutrients
Micro-nutrients
Total Nitrogen (N)
15%
Iron (Fe)
0.45%
Nitrate-nitrogen (N-NO2)
6.6%
Manganese (Mn)
0.07%
Ammoniacal nitrogen (N-NH4)
8.4%
Copper (Cu)
0.05%
Phosphorus oxide (P2O5) Soluble in water and neutral ammonium citrate solution
7%
Molybdenum (Mo)
0.009%
Phosphorus oxide (P2O5) Soluble in water
5%
Zinc (Zn)
Soluble potash (K2O)
Boron (B)
0.03%
Magnesium oxide (MgO)
2%
Sulfur (S)
Derived from: polymer-coated ammonium nitrate, phosphates, potassium salts, calcium phosphate, magnesium sulfate, sodium borate, iron sulfate, copper sulfate, manganese sulfate, sodium molybdate and zinc sulfate.