equipment , total organic carbon(toc) analyser , flow injection toc (with tnb) analyzer: measurement parameters: direct determination of tc, tic, toc, npoc, npoc plus, toc in liquids and solids and tnb with software for control and evaluation and total nitrogen estimation by maintenance free chemodetector (chd)(for detecting 50 ppb or above); digestion mode: catalytic high temperature combustion of up to 950°cor better;measurement range: 0-30,000 mg/l or better; detection limit: 4 ?g/l c or better; reproducibility : cv 1–2%; measurement time: approximately 3-5 min for each parameter; sample injection: automatic flow injection with intelligent rinsing; injection volume: 100–1,000?l variable or better; particle handling : 0.7 ?m or better; with automatic leak check: automatic or manual data export in different formats (lims, csv, pdf);ambient operating temperature: 10 °c - 35 °c; humidity: 5 - 90; multi-point calibration from a single standard;up to 3 calibration ranges each parameter and method can be usedwithtoc-blank determination and automatic result correction; self-check-system-automatic monitoring of maintenance intervals, gas flows and pressures, temperatures and detector status;solids combustion module for solid samples for tc/toc analysis: high temperature combustion furnace for the analysis of carbon (tc/toc) in solid samples; furnace temperature:1300 deg c or better; autosampler: autosampler for up to 20 samples or better with sample vials of 50 ml capacity; sample homogenization by integrated magnetic stirrer; installation start-up package: final inspection + quality certificate, user manual including trouble shooting; consumable start-up kit; combustion tube, catalyst for one filling; quartz wool, quartz chips,required mats etc; required essential accessories: a suitable pc with minimum i5 configuration or better; gas cylinder – 2 numbers of oxygen cylinder (99.5% purity); suitable brassregulators; consumables for 2 years of operation for both liquid and solid samples for toc and tnb estimation; required ups for the entire pc unit. warranty: 2 year warranty for the full system; minimum 5-year warranty or better for ndir detector and furnace unit from the date of installation, should be provided only by oem (original equipment manufacturer). the quoted price should include all the above things as per the technical specification given and the same should be supplied to our lab in bharathiar university, coimbatore, tamilnadu.