COMPARISMS OF 4 POTASSIUM MATERIALS
Material

% K20

Solubility #/100 gals

Cost
/Ton*

Cost
/#K20

# of sulfuric acid neutralized by 100#
Muriate of potash (KC1)

61

300

$150

11.4¢

0
Sulfate of potash (K2S04)

52

100

$240

22.3¢

0
Potassium carbonate (K2C03)

68

9400

$880

64.7¢

73
Potassium bicarbonate (KHCO3)

47

1880

$1760

$2.09

50
*cost data are approximate; contact your chemical supplier for figures in your area