COD Digestion Apparatus is a solid block heated unit with provision for 6 samples at a time in a Reaction Vessel. All the sample are heated at 150oC within + 1% accuracy with utmost uniformity of temperature These are fitted with digital temperature controllers, buzzer and timer. Further, our range is available in the following specifications: Heating block typeTemperature range from 5 C above and ambient to 150 C 1 C Designed with glass reactions vessels and air condensers Supplied with stand to accommodate vessels Operate on 230 volts, 50 Hz, single phaseAvailable sizes for 6 samples, 15 samples, 20 samples & 25 Samples at a time.