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Nutrient Conversion Factors PDF Print E-mail
Fertiliser Properties
GIVENWANTEDMultiply By FACTOR
NH N 0.82
(NH4)2SO4 N 0.212
NH4NO3 N 0.35
CaCN2 N 0.35
CO(NH2)2 N 0.467
N NH3 1.214
N (NH4)2SO4 4.717
N NH4NO3 2.857
N CaCN2 2.857
N CO(NH2)2 2.141
P205 P 0.436
P P205 2.291
Ca3(PO4)2 P205 0.458
CAHPO4 P205 0.522
CaH4(PO4)2 P205 0.606
P205 Ca3(PO4)2 2.185
P205 CaHPO4 1.917
P205 CaH4(PO4)2 1.649
K20 K 0.830
KCI K 0.524
K2S04 K 0.449
K K20 1.205
KCL K20 0.632
K2S04 K20 0.540
K KCI 1.907
K20 KCl 1.583
K K2S04 2.228
K20 K2S04 1.850
MgO Mg 0.603
Mg MgO 1.658
MgCO3 MgO 0.478
MgSO4 MgO 0.335
Kieserite Std MgO 0.270
Kieserite Gran MgO

0.260
Kieserite Std Mg 0.163
Kieserite Gran Mg 0.157
Mg MgCO3 3.467
MgO MgCO3 2.091
Mg MgSO4 4.949
MgO MgSO4 2.986

MgO

Mg

0.603

Mg

MgO

1.658

MgCO3

MgO

0.478

MgS04

MgO

0.335

MgSO4. H20

MgO

0.291

MgS04.7H20

MgO

0.164
Kieserite Std MgSO4 0.822
Kieserite Gran MgSO4 0.780
Mg Kieserite Std 6.135
Mg Kieserite Gran 6.369
MgO Kieserite Std 3.703
MgO Kieserite Gran 3.846
Na20 Na 0.742
NaCI Na 0.393
Na Na20 1.348
NaCI Na20 0.530
Na NaCl 2.542
Na20 NACI 1.886
CaO (lime) Ca 0.715
CaCO3 Ca 0.400
Ca CaO 1.399
CaCO3 CaO 0.560
Ca CaCO3 2.497
CaO CaCO3 1.785

S04

S

0.334
S S03 2.500
SO3 S 0.400

S

S04

2.996

CaSO4.2H20

S04

0.558

MgS04

S04

0.798

MgS04.H20

S04

0.694

MgS04.7H20

S04

0.389

S

CaSO4.2H20

5.370

S04

CaSO4.2H20

 1.792
MgS04.H2O CaSO4.2H20 1.243

MgS04

CaSO4.2H20

1.430

MgS04.7H20

CaSO4.2H20

0.698

S

MgS04

3.755

S04

MgS04

1.253

CaSO4.2H20

MgS04

0.699

S

MgS04.7H20

7.688

S04

MgS04.7H20

2.566

CaSO4.2H20

MgS04.7H20

1.431

S

MgS04

3.755

S04

MgS04

1.253

CaSO4.2H20

MgS04

0.699
Organic Carbon Organic Matter 1.7
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J & H Bunn
A Koch Fertilizer Subsidiary