supply of laboratory chemicals and reagents kakkanad agreement , acetone hplc / uv , acetic acid glacial ar , absolute ethanol for analysis emsure, merck , ethanol 96% for analysis emsure, merck , ammonia solution ar , ammonium chloride ar , ammonium oxalate ar , ammonium sulphate ar , antimony trichloride ar , arsenic trioxide ar , ammonium formate ar , bromine solution ar , bromophenol blue solution ar , benzethonium chloride ar , bromothymolgreen solution ar , benzophenone a r , butylated hydroxy toluene 99%ar , cloramine-t-hydrate ar , copper ii chloride ar , cyclohexane hplc , carboxy methyl cellulose sodium ar , calcon carboxylic acid indicator ar , casein a r , cleansol , cerric ammonium nitrate ar , d-10 camphor sulphonic acid ar , dimethyl sulphoxide ar , dodecyl ammonium bromide ar , 2, 4 dinitro -1- fluro benzene ar , disodium oxalate ar , diethyl ether ar , diethylene gylcol ar , edta disodium salt ar , ferric chloride anhydrous ar , ferrus sulphide pellets ar , fluoride std solution 1000mg / if traceable to nist , germisol , germitol , 1 heptane sulphonic acid sodium salt ar , hydroxy napthol blue ar , holmium oxide 99.9% a r , n- hexane hplc , hydrochloricacid ar , hydrogenperoxide soln strong ar , isopropyl alcohol hplc , keisulghar ar , isopropyl alcohol uv ar , imidazole mercury reagenta r , lead acetate hydrate ar , lead nitrate ar , l-isoleucine ar , l- napthol benzene ar , lanthanum ( iii ) nitrate hexahydrate ar , l-thyrosine a r , magnesium standard solution 1000ppm merk , manganese standardsolution 1000ppm merk , methanol u v , methanol hplc , 2-methoxy ethanol a r , nitricacid ar , n-hexane hplc merck emparta acs , nitro benzene ar , n-hexane ar , phenyl isothiocyanate ar , pyridine ar , phenol red powder ar , potassiumchloride ar , polyhexanide ( vantocil ib ) ar , phenyl isothiocyanatear , 1-propanola r , paraffin wax ar , pararosanilline hydrochloride ar , petroleum ether ar 60-80 , potassium iodide ar , sodiumhypochlorite solution ( availble chlorine 5% w / v ) a r , sodiumhypochlorite solution ( availble chlorine 3% w / v ) a r , stannous chloride ar , sodium methane sulphamate ar , stronstium chloridae ar , sodium bislphite ar , sodium bicarbonate , sodium arsenite ar , sulphuric acid ar , sodium acetate anhydrousa r , sodium lauryl sulphate ar ( merck ) , sodium lauryl sulphate ar ( srl ) , sodium thiosulphate pentahydrate ar , ter butyl methyl ether ar , thioglycolic acid ar , tetra butyl ammonium bromide ar , tetra methyl ammonium hydrogen sulphate hplc , tetra butyl ammonium hydroxide 40% in methanol a r , tetra heptyl ammonium bromidea r , toluene hplc / u v grade , trifluoroaceticacida r , tisab iii solution ar , triethylamine hplcgrade , tri sodium orthophosphate a r , tween 20 ar , zinc acetate ar , zinc metal ar granulated , zinc chloride purifiedar , n -heptane a r , sodium sulphide a r , toluene rectified a r , tetra butyl ammonium hydroxide 0.1n in methanol a r , lead standard for aas ( lead 1000 micro gram / ml in nitric acid ) , cadmium standard for aas ( cadmium 1000 micro gram / ml in nitric acid ) , pottassium standard for aas ( pottasium 1000 micro gram / ml in nitric acid ) , sodium standard for aas ( sodium 1000 micro gram / ml in nitric acid ) , copper standard for aas ( copper 1000 micro gram / ml in nitric acid ) , iron standard for aas ( iron 1000 micro gram / ml in nitric acid ) , arsenic standard for aas ( arsenic 1000 micro gram / ml in nitric acid ) , mercury standard for aas ( mercury 1000 micro gram / ml in nitric acid ) , calcium standard for aas ( calcium 1000 micro gram / ml in nitric acid ) , magnesium standard for aas ( magnesium 1000 micro gram / ml in nitric acid ) , manganese standard for aas ( manganese 1000 micro gram / ml in nitric acid ) , selenium standard for aas ( selenium 1000 micro gram / ml in nitric acid ) , aflatoxin standard ( aflatoxin mix 4 solution ) 34036-1ml-r , lead nitrate ar , litmus paper blue , litmus paper red , lead acetate paper , starch iodide paper , mercuric chloride paper