Water Soluble Fertilizers

Fertilizer	Type	Solubility at 200C (g/l)
Ammonium Sulphate	Water Soluble	750
Calcium Nitrate	Water Soluble	1290
Potassium Chloride	Water Soluble	350
Magnesium Nitrate	Water Soluble	710
Mono Ammonium Phosphate - MAP (12-61-0)	Water Soluble	374
Mono Potassium Phosphate MKP (0-52-34)	Water Soluble	230
Potassium Nitrate	Water Soluble	209
Potassium Sulphate	Water Soluble	110

Solubilities of different fertilizers

Fertilizer	Formula
Ammonium Sulphate	(NH4)2SO4
Calcium Nitrate	5Ca(NO3)2 + NH4NO3*10H2O
Magnesium Nitrate	Mg(NO3)2*6H2O
Potassium Chloride	KCl
Mono Ammonium Phosphate - MAP (12-61-0)	NH4H2PO4
Mono Potassium Phosphate MKP (0-52-34)	KH2PO4
Potassium Nitrate	KNO3
Potassium Sulphate	K2SO4
Phosphoric acid	H3PO4

Formulas of different fertilizers

 

Fertilizer	Analysis
Ammonium Sulphate	N-NH4  (21%), S (24%)
Calcium Nitrate	Ca (19%), N-NO3 (14.4%), N-NH4 (1.1%)
Magnesium Nitrate	Mg (5.1%), N-NO3 (6.3%)
Potassium Chloride	K (50%), Cl (47%)
Mono Ammonium Phosphate - MAP (12-61-0)	N-NH4 (12%), P (26.5%)
Mono Potassium Phosphate MKP (0-52-34)	K (28%), P (22.5%)
Potassium Nitrate	N-NO3 (13%), K (38%)
Potassium Sulphate	K (43%), S (18%)

Analysis of different fertilizers