Work on up and down movement of tablet in medium of water kept at 37° C.A geared motor for the vertical shaft drive the shaft moves up and down by 7.5 cm at a speed of 30 per minute. On the upper end of the shaft fitted a horizontal strip with clamp on either side. These clamps hold glass vessels open at both ends and with stainless steel wire gauge with rubber rings at lower and, which dips in water. Two independently thermostatically controlled hot plate rating 65 watt are fixed on the top of the cabinet upon which 1000 ml beakers  are filled with water. Temperature maintained at 37°C +/_1°C. Independent switches with neon indicators for motor, hot plates are fitted on a panel. Mains fuse, with two meter mains cord and plug provided. Work on 220 volts A.C. mains.

Catalogue No. NPH-26