Chromatography & Instruments Co Pvt Ltd , Vadodara, (Carbon Potential Analysers/Controllers, Chromatographs, Gas/Liquid, Controllers, P.I.D., Data Processors, Hand-Held, Gas Detectors/Analysers, Hydrogen Test Kits (HTK), Oxygen Analysers, Recorders, Potentiometric, Recorders, Strip-Chart, Temperature Controllers, PID )