supply of two stage pressure regulators for co2 gas cylinder class -1 with maximum rated inlet pressure of 200-230 bar and maximum rated outlet pressure of 0-10 bar confirming to is: 6901/2009 with stainless steel diaphragm at first stage and neoprene rubber diaphragm at second stage and inlet with ceramic filter. make: gce pc no: 0772031 or make: messer pc no: ms77025082 or make: esab pc no: duraco2-4330180500 note: to be supplied by oem/oem authorized dealers only. a copy of dealership certificate to be enclosed while quoting the tender. and manufacturers test certificate should accompany the supply.two stage pressure regulators for co2 gas cylinder class -1 with maximum rated inlet pressure of 200-230 bar and maximum rated outlet pressure of 0-10 bar confirming to is: 6901/2009 with stainless steel diaphragm at first stage and neoprene rubber diaphragm at second stage and inlet with ceramic filter. make: gce pc no: 0772031 or make: messer pc no: ms77025082 or make: esab pc no: duraco2-4330180500 note: to be supplied by oem/oem authorized dealers only. a copy of dealership certificate to be enclosed while quoting the tender. and manufacturers test certificate should accompany the supply.,two stage pressure regulators for co2 gas cylinder class -1 with maximum rated inlet pressu re of 200-230 bar and maximum rated outlet pressure of 0-10 bar confirming to is: 6901/2009 with stainles s steel diaphragm at first stage and neoprene rubber diaphragm at second stage and inlet with ceramic filt er. make: gce pc no: 0772031 or make: messer pc no: ms77025082 or make: esab pc no: duraco2-4330 180500 note: to be supplied by oem/oem authorized dealers only. a copy of dealership certificate to be e nclosed while quoting the tender. and manufacturers test certificate should accompany the supply. [ warr anty period: 12 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]