TCEC Calculator (Brookside Labs method)
Enter the values found and choose lbs/acre or ppm
Calcium: 
Magnesium: 
Potassium: 
Sodium: 
Enter the measured pH
pH:   
Enter the depth sampled (usually 6 inches)
Sample depth
   
     
Your TCEC is:   
     
Calculated base saturation % of TCEC
Calcium:  %
Magnesium:  %
Potassium:  %
Sodium:  %
Other bases:  %
Exchangeable Hydrogen:  %
 
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