e-tender for procurement of chemicals for water quality laboratory, tapi division, cwc, surat (gujarat) , procurement of chemicals for water quality laboratory, tapi division, cwc, surat (gujarat) , ammonia low level ionic strength adjuster (isa) – compatible with thermo orion make ammonia electrode-475ml , ammonia high level ionic strength adjuster (isa) – compatible with thermo orion make ammonia electrode-475ml , ammonia – nitrogen (nh3 – n) standard solution – 100 mg/l – compatible with instrument orion star a214 ise meter-100ml , ammonia electrode filling solution – compatible with thermo orion make ammonia electrode-(5*60ml) , nitrate ionic strength adjuster (isa) – compatible with thermo orion make nitrate electrode-475ml , nitrate interference suppressor solution (niss) – compatible with thermo orion make nitrate electrode-475ml , nitrate 100 ppm as n calibration standard-100ml , nitrate electrode filling solution – compatible with thermo orion make nitrate electrode-(5*60)ml , fluoride 100 ppm calibration standard-100ml , whatman filter paper grade-42 (pack of 100 nos paper) , whatman filter paper grade-1(pack of 100 nos paper) , reference electrode filling solution – compatible with instrument orion star aiii ise meter-(5*60ml) , buffer solution ph 4.01-100ml , buffer solution ph 7.00-100ml , buffer solution ph 10.01-100ml , sulphuric acid (emparta)-500ml , sodium hydroxide (emparta)-500gm , starch soluble – a. r. grade-500gm , hydrochloric acid (emparta)-500ml , nitric acid (emparta)-500ml , aluminum potassium sulphate, dodecahydrate-500gm , phenolphthalein 1% indicator solution-125ml , bromocresol green 0.04% indicator solution-125ml , potassium iodide (emplura)-250gm , sodium iodide (emplura)-250gm , sodium azide (emplura)-500gm , sodium sulfate anhydrous (emsure)-500gm , ethylenediaminetetraacetic acid di sodium salt dihydrate (emparta)-100gm , acetone (emplura)-500ml , glutamic acid (emparta)-250gm , potassium dihydrogen phosphate (emparta)-500gm , di-potassium hydrogen phosphate (emparta)-500gm , di-sodium hydrogen phosphate (emparta)500gm , ammonium chloride for analysis (emparta)-500gm , magnesium sulfate heptahydrate (emparta)-500gm , calcium chloride dihydrate (emparta)-500gm , ferric chloride hexahydrtae, a.r.-500gm , labolene neutral ph (part no. 42218)-5 litre