Tender For supply of silica gel as per is 3401 (q3) , copper sulphate (v2) as per is 261 (q3) , soda ash light powder 1 kg pack , tcca 90 trichloroisocyanuric acid in 45 kg pack , calcium based granual disinfactant calcium hypo chloride 65 to 70 percent chlorine content for water treatment 45 kg drum in factory sealed packed delivered to store yard. , calcium hypochlorite liquid 5 ltr pack , alum silly in 20 kg pack , test kit for ph and chlorine , ortho todaline solutions 500ml pack