Table #: Study design for the adsorption phase.

Parameters

Soil 1

Soil 2

Soil n

Condition of soil (air dried/fresh)

 

 

 

Have these soils been used for other laboratory studies ? (specify which)

 

 

 

Soil (g/replicate)

 

 

 

Equilibrium solution used (name and concentration; eg: 0.01N CaCl2 )

 

 

 

Control used (with salt solution only) (Yes/No)

 

 

 

Test material concentrations

Nominal application rates
(mg a.i./kg soil)

 

 

 

Analytically measured concentrations ( mg a.i./kg soil)

 

 

 

Identity and concentration of co-solvent, if any

 

 

 

Soil:solution ratio

 

 

 

Initial pH of the equilibration solution, if provided

 

 

 

No. of replications

Controls

 

 

 

Treatments

 

 

 

Equilibration

Time

 

 

 

Temperature (EC)

 

 

 

Darkness (Yes/No)

 

 

 

Shaking method

 

 

 

Shaking time

 

 

 

Method of separation of supernatant (eg., centrifugation)

 

 

 

Centrifugation

Speed (rpm or g)

 

 

 

Duration (min)

 

 

 

Method of separation of soil and solution