Berkeley International is a specialist in sourcing products worldwide.
Our contact for fertilizers - John Eyton
 
We have contacts with the producers and manufacturers of many fertilizer products. You can see some of the products listed below.
   
   
 
there are at least three grades of
Ammonium Sulphate
  • Ammonium Sulphate steel grade
  • Ammonium Sulphate caprolactam-by product crystalline
  • Ammonium Sulphate caprolactam by-product granular
Ammonium Sulphate  
Physical properties White crystals free from any harmful 
  or foreign substances.
Chemical properties:  
Moisture                                 0.3% max
Nitrogen                                      20.6%min
Acidity as H2SO4            0.05%
Sulphur                                 24.0% min

 

Zinc Sulphate (ZnSO4)

Zn : 21 % + / - 1 %

   
DI - Ammonium phosphate (DAP)
Appearance

White to Yellow Granules

Total Nitrogen
18 0.3 %.
Ammonium nitrogen
16 0.3 %.
Citrate soluble P2O5
46 0.2 %
Water soluble P2O5
40 0.2 %
Moisture content
1 0.2 %.
Solubility in water
1g/1.7ml Water
PH (1 wt/wt %.)
7-8
Sieve Analysis
90 % pass from 4 min
Dilution Rate
5-6 kg / 600 L water

Mixing with fertilizers

Can be mixed

Mixing with fertilizers

Can be mixed
Monoammonium Phosphate
total P2O5 52 +/- 1 %
total nitrogen 12 +/- 1 %
moisture max 1,5%
Granulometry:
granules with size between 2 5 mm

95 % min

 

NPK 15 15 15
Appearance White to Yellow Granules
Total Nitrogen 15%.
Water soluble P2O2 15%
K2O 15%
Moisture content 1 0.2 %.
Solubility in water Partially soluble in Water
PH (1 wt/wt %.) 7 to 8
Sieve Analysis min 90 % pass from 4 mm
Dilution Rate 5-6 kg / 600 L water
Mixing with fertilizers Can be mixed
Mixing with pesticides  
NPK 16 16 16

N 16%

P 16%

K 16%

 

NPK 15 - 15 - 6 - 4

N 15 %

P 15 %

K  6 %

   
Sulphate Of Potash (SOP)

 K20 50 %

S 18 %  

S

   
Granular Single Super Phosphate  
total P2O5 20 +/- 0,5 %
water and citrate soluble P2O5 18 +/- 0,5 %
water soluble P2O5 16 +/- 0,5 %
moisture 4 % max
free acidity as P2O5 3 % max
Granulometry:
granules with size between 1 5 mm 94 % min

 
Triple Super Phosphate in powder  
total P2O5 46 46.5%
moisture max 10%
water / citrate soluble P2O5 41.8 42.5 %
water soluble P2O5 38.5 40%

Copper Sulphate (CuSO4)

Cu : 23 % + / - 1 %

   
Muriate of potash - MOP
   
Calcium Ammonium Nitrate  
total nitrogen, min 26%
ammonium nitrogen, min 13%
nitrate nitrogen, min 13%
moisture, max 0,7%
magnesium nitrate, max 1,5%
   
   
 
MAP 12-61  
Phosphoric anhydride, %, min 61
Nitrogen, %, min 12
Moisture, %, max 0,2
Properties: crystals of white colour,  
easy soluble in water.  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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