Periodic filling of chlorine gas of 900 kg capacity in each toner including carrying with testing of toner for water treatment plant at daibakipur site under englishbazar municipality, malda.

Refilling and testing of liquit chlorine baby cylinders 100 kg, capacity for disinfection arrangement of jaigaon development area water supply scheme under northern mechanical division ii phe dte.

Supply, delivery and carrying of liquid chlorine gas having capacity of 100 kg each capacity cylinder with testing of cylinder for wtp site under baranagar-kamarhati joint. w/s scheme in the district of north 24 parganas under eastern mechanical div

Supply, delivery and carrying of liquid chlorine gas having capacity of 100 kg each capacity cylinder with testing of cylinder for wtp site under baranagar-kamarhati joint. ws scheme under eastern mechanical div. 24-pgs north

Refilling of empty chlorine tonner 900 kg. capacity for jiaganj- azimganj and beldanga surface water based water supply scheme under medb,phe dte.in the district of murshidabad.

Maintenance of curti water treatment plant. supply of empty chlorine tonners of carrying capacity 900 kg of liquid chlorine.

Supply and delivery of residual chlorine testing kits and dpd-1 tablet for residual chlorine at different ground water based pipe water supply scheme under eastern mechanical sub-division-ii , phe dte.

Washing cleaning of chlorine machine unit at different water supply of kakdwip block under south-24pgs mechanical division, phe. dte

Washing cleaning of chlorine machine unit at different water supply scheme of bhangar-i and ii block under south-24pgs mechanical division, phe. dte

Refilling of empty baby chlorine cylinder for beldanga- mahyampur ohr site under surface water based water supply scheme under medb,phe dte.