rate contract chemical , item no.1(a)chemicals , 1-  propanol , 1-   propanol , 1,4- dioxane , 1,4-dioxane , 2,4-dinitro phenyl hydrazine , acetaldehyde solution , acetic acid , acetic acid glacial , acetic acid glacial , acetic acid glacial , acetone , acetone , acetone , acetonitrile , acetonitrile , acetonitrile , acetonitrile , ammonia solution 25 % , ammonia solution 25% , ammoniumacetate , ammoniumacetate , ammoniumcerric nitrate , ammonium carbonate , ammonium chloride , ammonium cyanide , ammonium hepta molybdate , ammonium meta vanadate , ammonium nitrate , ammonium oxalate , ammonium persulphate , ammonium sulphate , ammonium thiocyanate , aniline , antazoline hydrochloride , antimony trichloride , ascorbic acid , ascorbic acid , barium chloride , barium nitrate , basic fuchsine , benedict’s reagent , benzene , benzene , benzene , benzidine , bismuth subnitrate , boric acid , bromine , bromoform , bromoform , calcium carbonate , calcium chloride (fused) , calcium hydroxide , calcium hypochlorite , calcium hypochlorite , calcium oxide powder , charcoal activated , chloranil , chloroform , chloroform , chloroform , chloroplatinic acid (iv) , chromotropeb , chromotropic acid , citric acid , cobaltnitrate , cobaltnitrate , cobalt acetate tetrahydrate , cobalt thiocyanate , cobaltous acetate tetra hydrate , copper sulphate , cyclohexane , cyclohexane , cyclohexane , dichloro methane , dichloro methane , dichloro methane , diethyl amine , diethyl ether , diethyl ether , diethylamine , dihydrogen orthophosphate , dimethyl formamide , dimethyl glyoxime , dimethyl sulphoxide (dmso) , diphenyl carbazone , diphenylamine , diphenylamine , dipicrylamine , dipotassium hydrogen , disodium hydrogen orthophosphate , disodium hydrogen orthophosphate anhydrous , ethanol/absolute alcohol , ethyl acetate , ethyl acetate , ethyl acetate , ethyl benzoate , ethyl methyl ketone , ethyl- methyl ketone , ethylene diamine 99% , ferric chloride , ferric sulphate , ferrous sulphate , formaldehyde 37-41% , formic acid , fuming nitric acid , fuming nitric acid , heptane , hexylamine , hydrobromic acid , hydrochloric acid , hydrochloric acid , hydrofluoric acid , hydroxyl amine hydro chloride , indicator paper(ph 1-14.0 range) , indicator paper(ph 2.0-4.5) , indicator paper(ph 2.5-10.5) , indicator paper(ph 3.5-6.0) , indicator paper(ph 5.0-7.5) , indicator paper(ph 6.5-9.0) , indicator paper(ph 8.0-10.5) , iodine , iso-butyl alcohol , isopropylalcohol , isopropylalcohol , isopropylamine 99% , laboratory glassware washing thick solution with (neutral ph) , lead acetate , litmus paper blue , litmus paper red , magnesiumdioxide , magnesiumsulphate , magnesium acetate , magnessium acetate , manganese sulphate , mercuric chloride , mercuric oxide (red/yellow) , mercuric sulphate , mercury , methanol , methanol , methanol , metol , molybdic acid , morpholine , n- butanol , n- butanol , n- hexane , n- hexane , n- hexane , n, n- dimethyl acetamide , nickel nitrate hexahydrate , ninhydrin , ninhydrin , nitric acid , nitric acid , nitric acid , nitrobenzene , nitrobenzyl pyridine , o- tolidine , o- toluidine , orthophosphoric acid , orthophosphoric acid , ortho-toluidine , oxalic acid , p- dimethyl amino benzaldehyde , palladium chloride , p-aminophenol , p-dimethyl amino cinnamaldehyde , perchloric acid 60% , perchloric acid 70% , petroleum ether(400-600 c) , petroleum ether(600-800 c) , phenol , phenyl hydrazine hydrochloride , phosphomolybdic acid , phosphoric acid , picric acid , platinum (iv) chloride , polyvinyl acetate , potassium chloride , potassium chloro platinate , potassium chromate , potassium cobaltinitrate , potassium di hydrogen phosphate , potassium dichromate , potassium ferrocyanide , potassium hexacyanoferrate , potassium hydrogen orthophosphate , potassium hydroxide pellets , potassium iodide , potassium nitrate , potassium permanganate , potassium persulphate , potassium thiocynate , p-toluene sulphonic acid , pyridine , pyridine , safranine , salicylic acid , selenious acid , silica gel g f-254 for thin layer chromatography , silica gel-g (for tlc) , silver diethyldithio carbamate , silver nitrate , sodium acetate , sodium bisulphite , sodium carbonate anhydrous , sodium chloride , sodium chloride , sodium dihydrogen orthophosphate dihydrate , sodium dodecyl sulphate , sodium hydroxide pellets , sodium hypochlorite solution 4% w/v , sodium hypochlorite solution 4% w/v , sodium hypochlorite solution 4% w/v , sodium nitrate , sodium nitrite , sodium nitroprusside , sodium potassium tartrate , sodium sulphate (anhydrous) , sodium thiosulphate (hypo) , sodium tungstate , ß-naphthol , stannous chloride , star/sq/emplurach , sulphanilic acid , sulphuric acid , sulphuric acid , tannic acid , tartaric acid , tetraethylene penta amine , tetramethyl ammonium hydroxide , toluene , toluene , toluene , tri ethyl amine , tri ethyl amine , tri ethylamine , tri- sodium citrate , trichloro acetic acid , trichloroacetic acid , trifluoroacetic acid , tris- buffer , tris hcl , uranyl acetate , urea , water , xylene , yellow ammonium sulphide , zinc acetate dihydrate , zinc chloride , zinc dust , zinc metal , zinc sulphate monohydrate , a- naphthyl amine