bids are invited for laboratory chemical and glassware ph 4.005 , ph 7.00 , ph 9.180 , chloride solution , potassium chloride , ammonium chloride , iron standard , bod standard , phenol-standard-total phenolics , conductivity solution , potassium chloroplatinate , cobaltous chloride , sodium nitrite , potassium iodide- brand merck , ammonium iron sulphate-brand merck , silver sulfate-brand merck , silica gel-brand merck , sodium hydroxide-brand merck , sodium iodide-brand merck , sulphanilamide-brand merck , starch-brand merck , ascorbic acid-brand merck , potassium nitrate-brand merck , volumetric flask , volumetric pipette-bulb , mohr pipette- graduated , burette , pipette-graduated , measuring cylinder , volumetric flask- borosil , measuring cylinder- borosil , reagent bottle with stopper- borosil , funnel- borosil , petridish- borosil , glass rod- borosil total quantity : 3887