Set for pF-determination For the pF-determination over the complete range from pF 0 to pF 4.2 an extensive set has been composed. The set consists of: · A sandbox for pF-determination 0 - 2.0 for a max. of 40 soil sample rings. · A sand-/kaolin box for pF-determination 2.0 - 2.7 for a max. of 40 soil sample rings. · A membrane apparatus for pF-determination 3.0 - 4.2 for a max. of 15 soil sample rings, including compressor and accessories. · A soil sample ring kit (with conical screw thread connection) for taking undisturbed samples to a depth of up to 2 meter. Cases with soil sample rings. · Aluminium soil sample boxes for drying the soil samples in a drying oven. The set can be supplied with soil sample rings and ring holders with a diameter of 53 mm (08.27.SA) and 60 mm (08.27.SB).