Tender For tender for supply of calibration gases and refrigenrent gases : : = -calibration gas mixture having 170 ppm nitric oxide rest n2 in 10 ltr cylinder for cems analyser , calibration gas mixture having 170 ppm carbon monoxide rest n2 in 10 ltr cylinder for cems analyser , calibration gas mixture having 90% hydrogen rest n2 in 10 ltr cylinder for h2 analyser , calibration gas mixture having 99.99% hydrogen rest n2 in 10 ltr cylinder for h2 analyser , calibration gas mixture having 170 ppm so2 rest n2 in 10 ltr cylinder for cems analyser , calibration gas mixture having 50% lel methane bal nitrogen in 10 ltr cylinder , cooling refrigerant gas with steel cylinders for ac high quality high r404a , cooling refrigerant gas with steel cylinders for ac high quality high r22 , refrigerant gas in non returnable steel cylinders with high quality r410a , refrigerant gas in non returnable steel cylinders with high quality r32
Tender For corrigendum : supply of a set of standard gas mixture for calibration of dga, 10 ltr capacity aluminum can with nozzle and screw fine control valve on to outlet valve on top of the can to obtain required gas flow with regulator consisting of :- 1) gas concentration of gases as methane 1000 ppm, ethylene 1000 ppm, ethane 1000 ppm, acetylene 1000 ppm, hydrogen 1000 ppm carbon dioxide 5000 ppm, carbon monoxide 5000 ppm and nitrogen balance - 02 nos/set. 2) methane 500 ppm, ethylene 500 ppm, ethane 500 ppm, acetylene 500 ppm, hydrogen 500 ppm carbon di oxide 500 ppm, carbon monoxide 500 ppm and nitrogen balance - 01 no/set. shelf life 12 months. canister capacity 0.5 ltr, filling pressure 20 kg/sq.cm with test certificate and suitable septa as spares.
Tender For supply of a set of standard gas mixture for calibration of dga, 10 ltr capacity aluminum can with nozzle and screw fine control valve on to outlet valve on top of the can to obtain required gas flow with regulator consisting of :- 1) gas concentration of gases as methane 1000 ppm, ethylene 1000 ppm, ethane 1000 ppm, acetylene 1000 ppm, hydrogen 1000 ppm carbon dioxide 5000 ppm, carbon monoxide 5000 ppm and nitrogen balance - 02 nos/set. 2) methane 500 ppm, ethylene 500 ppm, ethane 500 ppm, acetylene 500 ppm, hydrogen 500 ppm carbon di oxide 500 ppm, carbon monoxide 500 ppm and nitrogen balance - 01 no/set. shelf life 12 months. canister capacity 0.5 ltr, filling pressure 20 kg/sq.cm with test certificate and suitable septa as spares.
Tender For supply of refilling of various gases : : - cylinder hydrogen gas , nitrogen cylinder , h2s calibration gas 8 ppm , calibration gas lpg 47 ltrs , lel calibration gas , gas calibration propane 0. 9 percentage , h2s calib gas 60 ppm , gas calibration methane 2. 5 percentage