Tender For bid to ras providing of testing of water quality - drinking water; ph testing, chloride testing, nitrate and phosphate, salinity testing, turbidity test, presence of heavy metals (aluminium, antimony, arsenic, beryllium, bismuth, copper, cadmium, lead, mercury, nickel, ur..
Tender For corrigendum : supply of chemicals for ro plant d d -1700066764 chemical polyaluminiumchloridepolyal , 1700066768 chemical hydrochloric acid hydrog , 1700392677 chemical antiscalent 8 10 50 20 , 1700392675 chemical biofouling inhibitor li biofou , 1700392683 chemical alkalanity builder liqu 90 percent