Substance

Percentage composition (%)

N (nitrogen)

N (Nitrogen Total)

18

NH₄ - Ammonia form

3.3

NO₃ - Nitrate form

4.9

NH₂ - Amide form

9.8

P₂O₅ - Phosphorus pentoxide

18

K₂O - Potassium oxide

18

Mg - Magnesium

1.8

MgO - Magnesium oxide

3

S - Sulfur

2

SO₃ - Sulfur trioxide

5

B - Boron

0.025

Cu - copper*

0.01

Fe - Iron*

0.07

Mn - Manganese*

0.04

Mo - Molybdenum

0.004

Zn - Zinc*

0.025