Mine III

elwaha rock phosphate

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We have very stringent quality control that begins at the factory till port of shipment through an Independent third-party surveyor.

  CHEMICAL ANALYSIS
Element % ROCK PHOSPHATE 31% ROCK PHOSPHATE 32%
Total P2O5 (on dry basis) 31.00MIN 32.00MIN
SO3 1.06 1.07
LOI (dry) 8.78 7.04
Cao 48Max 48Max
Silica (Sio2) 4.0 – 5.0 Max. 4.0 – 5.0 Max.
Al2O3 1.0 Max. 1.0 Max.
Organic Matter 0.97 0.9
Fe2O3 3.0 Max 3.0 Max
F 3.05 3.32
CO2 7.81 7.81
Mgo 1.0 Max. 1.0 Max.
CaCO3 17.729 14.846
Moisture 4.00 MAX 4.00 MAX
CL 0.02 0.02
Na2O 0.404 0.337
K2O 0.048 0.036
Solubility in 2% citric acid 40.0 – 45.0 40.0 – 45.0
   Size analysis (mm)
+ 5.00 0.78 00.00
+2.00 12.08 5.19
+1.00 9.60 5.95
– 1.00 77.54 88.86

 

 

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