MC Miller Soil Boxes

MC Miller Soil Boxes MC Miller’s “Large Soil Box” #37008, which has a 270 ml (270 cubic cm) volume is compatible with 4-Terminal Resistance Meters such as the Miller 400A and the Miller 400D.Miller’s “Small Soil Box” #37006, has an 80 ml (80 cubic cm) volume and is compatible with 4-Terminal Resistance Meters such as the Miller 400A and the Miller 400D. MC Miller Soil Boxes can be used to satisfy either the 4-electrode method (ASTMG57 Standard) or the 2-electrode methods (ASTM G187 or AASHTO T-288 Standards). For the 2-electrode method, the two interior pins are removed that changes the multiplication factor from 1cm (for the 4-electrode method) to either 0.67cm for the small box or to 0.57 cm for the large box. Construction Materials: Plexiglas body with rounded corners for easy cleaning. Stainless steel current distribution plates and removable brass pins (potential measurement pins). Large box (Cat #37008): Overall Length (with terminals in place): 11 inches (28 cm) Overall Width