1. Description:
Complex fertilizers containing nitrogen, phosphorus, and potassium.

2. Technical characteristics:
For example: 15-15-15, 16-16-16, etc.

3. Chemical composition:
Mixtures of NH₄NO₃, NH₄H₂PO₄, KCl/K₂SO₄, etc.

4. Form:
Granules

5. Application:
A universal fertilizer for all crops.