bids are invited for custom bid for services - enviroment monitoring of jamnagar, samakhiali and kandla - stack monitoring, (stack emission analysis for the sox, nox, spm etc. as per prevailing gpcb norms [is : 11255 (part 1,2,3)]. , water effluent testing, (collection and testing of water effluent for the parameter such as ph, bod, suspended solid, residual chloride, greese etc. as per prevailing gpcb norms [is : 2488 (part 1-5)]. , ambient air monitoring, (ambient air monitoring as per prevailing gpcb norms including sox, nox, pn<10, pm<2.5, etc ) [is: 5182 (part 2,4,6)]. , testing of drinking water (potable) analysis (collection and testing of potable drinking water as per prevailing gpcb norms and declaring safe for human consumption as per is 10500 , stack monitoring, (stack emission analysis for the sox, nox, spm etc. as per prevailing gpcb norms [is : 11255 (part 1,2,3)]. , water effluent testing, (collection and testing of water effluent for the parameter such as ph, bod, suspended solid, residual chloride, greese etc. as per prevailing gpcb norms [is : 2488 (part 1-5)]. , ambient air monitoring, (ambient air monitoring as per prevailing gpcb norms including sox, nox, pn<10, pm<2.5, etc ) [is: 5182 (part 2,4,6)]. , testing of drinking water (potable) analysis (collection and testing of potable drinking water as per prevailing gpcb norms and declaring safe for human consumption as per is 10500 , stack monitoring, (stack emission analysis for the sox, nox, spm etc. as per prevailing gpcb norms [is : 11255 (part 1,2,3)]. , water effluent testing, (collection and testing of water effluent for the parameter such as ph, bod, suspended solid, residual chloride, greese etc. as per prevailing gpcb norms [is : 2488 (part 1-5)]. , ambient air monitoring, (ambient air monitoring as per prevailing gpcb norms including sox, nox, pn<10, pm<2.5, etc ) [is: 5182 (part 2,4,6)]. , testing of drinking water (potable) analysis (collection and testing of potable drinking water as per prevailing gpcb norms and declaring safe for human consumption as per is 10500