DESCRIPTION
To determination of chemical Oxygen demand. It is a solid state block heated unit with provision for samples to be digested at a time in 38 mm dia reaction vessels with 20 ml sample size to heat at temp. of 150 deg c + 1 deg C controlled by solid state digital temp. indicator-cum controller microprocessor based (P.I.D.) It has provision for 15 sample and is supplied with 15 nos glass reaction vessels and 15 nos air condensers. Fitted with a 2 hour time the sample after being digested for 2 hours can be analyzed using calorimeter of conventional titration method. To work on 220/230 volts. AC.