A novel total organic carbon analyzer characterized by at least a pair of two conventional combustion furnaces (F1 and F2) capable of operating at a temperature of 100 to 1000°C containing catalysts such as Platinum impregnated Asbestos, Ag2WO4 (silver tungsten oxide) granules, CuO2 ( copper oxide) coated quartz chips / granules or silver wool (6) in furnace (F1) for total carbon estimation and quartz chips / granules coated with 85% H3PO4 (phosoric acid)(12) in furnace (F2) for inorganic carbon estimation, the said furnaces are connected with a source of pure oxygen/air (1) through pressure regulator (2) through inlet (3/9), the said furnaces provided with a conventional temperature controller (8), sample inlets (4 and 10), the said furnaces are also connected through scrubbers/moisture and particle traps (16) capable of removing interfering gases to a colorimeter (17) consisting of a light source (18), a sample cell (19) adaptable to contain alkaline Thymolphthalein blue indicator, a sensor/detector (20), a conventional amplifier (21), LCD Display (22) and a 9V power supply, the said colorimeter is mounted on a support base(23)
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