Latest sulphur dioxide Tenders | Government sulphur dioxide Tenders

CTN :41011124

30 Jul, 2025 5.00 Lacs

Lucknow - Uttar Pradesh

Tender For supply of ammonium molybdate , ethanol , manganese ii suphate monohydrate , mercuric chlorice , n-1- naphthyl0etrhylenediamine dihydrochloride ineda , perchloric acid , ph paper range 2-10.5 , sodium bicarbonate , sulphuric acid , silver nitrate , sodium hypochlorite 4to 6 percent , sodium acetate , tri-sodium citrate dihydrate

Central Government / Public Sector

CTN :40994959

24 Jul, 2025 NA

Delhi - Delhi

Tender For two (2) years rate contract for procurement of quality control laboratory chemicals for various refinery units of iocl. - two (2) years rate contract for procurement of quality control laboratory chemicals for various refinery units of iocl., acetic acid, alcohol,iso butyl,mol wt:74.12,98%, ammonium chloride, bromocresol green ar/gr powder, cyclohexanone, alizarin yellow r, iodine solution,n/10,500ml, karl fisher reagent, paraffin liquid light, benzene, grade: ar, potassium permanganate, sodium acetate anhydrous, acetone ar, pack: 2.5 litres, acetonitrile hplc, code no: 44007, 4-amino antipyrine, ammonium molybdate, ar/gr, ammonia,liquid,25%nh3,ar/gr, ascorbic acid, ammonium ferrous sulphate,ar,pack:500 g, ammonium persulphate,(nh4)2s2o8,ar grade, ammonium sulphate,ar, 1 amino 2 napthol 4 sulphonic acid(ansa), ammonium acetate, ar (98%), barium chloride,gr,500gm, n-pentane, hplc grade, sodium tetraborate(borax), n-butanol,ar, bromophenol blue indicator ph 3.0 - 4.6, calcium chloride,ar/gr, carbon di sulphide,ar/gr, carbon tetra chloride,ar/gr, chlorotex reagent, pack: 100 ml, citric acid,anhydrous,gr,500g, cuprous chloride, cyclohexene, calcium carbonate , ar, dichloromethane ar, dimethylformamide (99+%), disodium monohydrogen orthophosphate, di-potassium hydrogen phosphate, edta,ar, ethanol,ar, ethylene glycol,ar, formaldehde solution,37-41%,gr,500ml, ferrous ammonium sulphate, ferric chloride hexa hydrate,sq,500g, ferroin/indicator/ar grade 100 ml pack, ferrous sulphate hepta hydrate, glycerine,ar/gr, n-heptane,excelar/gr/ar, hexadecane,ar/gr, 2-hexanone standard, n-hexane,hplc, n-hexane,ar, hydrochloric acid,sq,500ml,cat.no:29145, hydrogen peroxide-30% solution- lr, hydroxylammonium chloride cryst., 2-hydroxy-1-(2-hydroxy-4-sulpho-naphthyl, iodine, iodine n/10 cvs - pack - 6 amps, iso octane,ar/gr, iso propyl alcohol,ar, methyl,red, xylenol orange indicator,5g, universal indicator solution, lead acetate,ar, magnesium chloride,ar, magnesium sulphate,ar, mercuric oxide ar, methanol (specially dried), methyl ethyl ketone, methylene blue, methyl red (ph ind. soln.),pack: 125 ml, mercuric nitrate, mercuric sulphate, methyl iso butyl ketone (mibk) - ar, manganous sulphate- pack 500 grams, mercuric iodide ar, maleic anhydride ar, methyl orange ph indicator, pack:125 ml, murexide,lr, nitric acid excelar - pack 500 ml, sq nitrobenzene, pack : 500 ml, p-naphtholbenzene,indicator, n-heptane for hplc & spectroscopy, orthophosphoric acid, ar, oxalic acid,ar/gr, petroleum ether (40-60),ar/gr, phenol,ar, phosphorus pentoxide,ar, polyethylene glycol 6000, 2 2 bipyridyl ar/gr, 2-propanol,lr grade in 25ltr container, phenolphthalein soln,125 ml, phenanthroline monohydrate-1,10, potassium bromate,ar/gr, potassium bromide,ar, potassium chloride, ar/gr, potassium dichromate,ar, potassium dihydrogen phosphate,99.5ar/gr, potassium hydroxide,pellets,ar/gr, potassium iodide, ar/gr, potassium nitrate, ar/gr, potassium per sulphate, gr:ar, pk:500gm, potassium hydrogen phthalate, potassium chromate,ar, potassium ferricyanide,500g, potassium fluoride anhydrous lr, potassium iodate,excelar, potassium thiocyanate,ar/gr, pyrogallol ar gr, ph buffer solution 4.01 ,standard, ph buffer solution 7.00, standard, ph buffer solution 9.00, standard, silica gel,gr. 923,100-200 mesh, silicon carbide, silver nitrate,0.1 mol (0.1 n)for 500 ml, silver nitrate excelar - pack- 25 grams, sodium azide, pack: 100 grams, sodium borohydride, ar, 98%, 25 gm, sodium carbonate, sodium chloride, ar, sodium hydroxide,pellet,500g,27815, sodium thiocyanate ar, sodium sulphate anhydrous,gr,(500 g), sodium thiosulphate ar, sodium thiosulphate,penta hygrate,lr, sodium thiosulphate,n/10 cvs,37186,6amps, starch soluble gr/ar, stearic acid,synthesis, sulfuric acid, ar, sulphuric acid,n/50, sulphuric acid,sq-excellar,29995,500ml, sodium sulphide,ar, sodium sulphite anhy gr/ar, stannous chloride,ar/gr, sodium disulphite,ar/gr, sodium hydrogen sulphite ar/lr grade, sodium metabisulphite

Central Government/Public Sector

CTN :40772044

15 Jul, 2025 NA

Bilaspur - Chhattisgarh

Tender For corrigendum : procurement of fine chemicals for ntpc kanti - sodium meta bisulphite,ar/gr/excelar+, petroleum ether,c6h14,lr,2.5l, hexane,gr, silver nitrate,ar/gr/excelar/emparta, o-tolidine,ch3c6h4nh2,500ml, chlorotex reagent,liquid,ar, pyrogallol,ar, bathophenanthroline,ar,1gm, diphenylamine,ar/gr/excelar/emparta, calcium carbonate,ar, phenolphthalein,ar,50gm glass, silica gel,blue,10/25kg,is3401, potassium permanganate,ar/gr/excelar+, toluene, sodium chloride,ar/gr/excelar/emparta, buffer solution,ph 10, buffer solution,gpr,500ml, buffer solution,ar,500ml, buffer solution,ar, potassium iodate,ar/gr/excelar/emparta, metol,c7h11no5s,100gm, hydrochloric acid,ar/gr/excelar/emparta, ethanol,c2h5oh,ar/gr/excelar/emparta, potassium nitrate,ar/gr/excelar/emparta, potassium chromate,ar/gr/excelar/emparta, potassium hydrogen phthalate,ar/gr+, eriochrome black t,ar,25gm, bromocresol,green,5g, methyl orange,gpr, potassium chloride,ar/gr/excelar/emparta, phenol,ar,1kg, conductivity soln,std,100microsiemens/cm, sodium standard solution,w/10 mg/l nacl, hydrazinium sulphate,ar/gr/excelar+, hexamethylene tetramine,ar,500gm, ferrous (ferrozine),ar,1gm, starch soluble,ar/gr/excelar/emparta, citric acid,ar/gr/excelar/emparta, sulphuric acid,ar,98%,2.5l, ammonium molybdate,ar,1kg, boric acid,ar/gr/excelar/emparta,500gm, sodium thiosulphate,ar,0.1n ampoule, hydrochloric acid,lr,1n ampoules, sodium hydroxide,lr,1n ampoules, silver nitrate,lr,6pk ampoules, potassium dichromate,k2cr2o7, sodium acetate trihydrate,ar/gr/excelar+, stannous chloride,solid,ar/gr/excelar+, sodium diphenylamine sulphonate,ar/gr+

Central Government/Public Sector

CTN :40858894

11 Jul, 2025 NA

Kalyani - West Bengal

Tender For procurement of chemicals, glass apparatus and accessories - acetic acid glacial, acetone, alcoholic potassium hydroxide solution, alpha naphthol solution, ammonia solution strong, ammonium acetate, ammonium bicarbonate, ammonium carbonate, ammonium chloride, ammonium molybdate, ammonium oxalate, ammonium thyocyanate, aniline, anisaldyhide, barium chloride dihydrate, benedict s reagent, bismuth nitrate, boric acid, bromine water, buffer powder, buffer powder, buffer powder, n-butanol, calcium carbonate anhydrate, calcium chloride, calcium hydroxide, catechol (pyro catechol), chloroform, cobalt nitrate, copper sulphate anhydrous, crystal violet, curcumin, di ethyl ether, di ethyl amine, di sodium tertraborate, dragendroff s reagent, ellagic acid, ethyl acetate, eugenol, fehling s solution, fehling s solution, ferric ammonium sulphate, ferric chloride, formaldehyde solution (37- 40% w/v), formic acid, gallic acid, gram s colour staining kit, n-hexane, (cyclo) hexane, hydrochloric acid, hydrogen peroxide, lead nitrate, macconkey agar, magnesium acetate tertrahydrate, magnesium chloride, magnesium sulphate, manganese dioxide, mayer s solution, mercuric chloride, methanol, methyl orange, methyl red, methylene blue, milk adulteration test kit, molisch s reagent, ninhydrin solution, nitric acid, ortho-phosphoric acid, phenol, phenolphthalein, phloroglucinol, potassium chromate, potassium dichromate, potassium ferrocyanide, potassium hydroxide flakes, potassium iodide, potassium permanganate, potassium thiocyanade, pyridine, resorcinol, sabouraud dextrose agar, silver nitrate, sodium acetate, sodium bi-carbonate anhydrous, sodium carbonate anhydrous, sodium cobalt nitrate, sodium hydroxide flakes, sodium nitrate, sodium potassium tartrate, sodium salicylate, sodium sulphide, sodium tetra borate, sulphuric acid, surgical spirit, tannic acid, titan yellow, toluene, tryptone soya agar, wagner reagent, beaker for 25 ml capacity withspout, graduated, low form, beaker for 50 ml capacity withspout, graduated, low form, beaker for 100 ml capacity withspout, graduated, low form, beaker for 250 ml capacity withspout, graduated, low form, beaker for 500 ml capacity withspout, graduated, low form, beaker for 1000 ml capacity withspout, graduated, low form, bottles reagent for 250 mlcapacity with i/c joint (19/26)and glass stopper, narrowmouth, clear glass, bottles reagent for 500 mlcapacity with i/c joint (19/26)and glass stopper, narrowmouth, clear glass, bottles reagent for 250 mlcapacity with i/c joint (19/26)and glass stopper, narrowmouth, amber, bottles reagent for 500 mlcapacity with i/c joint (19/26)and glass stopper, narrowmouth, amber, bottles reagent for 100 mlcapacity with screw cap (pp),graduated, wide mouth, clearglass, bottles reagent for 100 mlcapacity with screw cap (pp),graduated, wide mouth,amber, burette for 50 ml capacity,straight bore stopcock, burette retort stand, pp basewith pe coated rod, burette clamps, butter paper roll, centrifuge tube graduated with hdpe closure for 15 ml capacity, condenser (graham coiled) with interchangeable inner and outer joint (24/29), condenser (allihn) with interchangeable inner and outer joint (24/29), condenser (liebig) withinterchangeable inner andouter joint (24/29), cotton roll, crucible for 50 ml capacity,without lid, quartz, crucible for 50 ml capacity,without lid, silica, cylinder measuring for 10 mlcapacity, graduated with pourout, hexagonal base, cylinder measuring for 10 mlcapacity, graduated withpenny head i/c stopper,hexagonal base, cylinder measuring for 50 mlcapacity, graduated with pourout, hexagonal base, cylinder measuring for 100 mlcapacity, graduated with pourout, hexagonal base, cylinder measuring for 500 mlcapacity, graduated with pourout, hexagonal base, cylinder, nessler, with 50 mlcapacity, flat bottom,graduated, dishes, evaporating, flatbottom with pour out, of size80 mm (od) x 45 mm (h), dishes, petri, of lid size 100mm (od) x 20 mm (h), dishes, petri with triple vent

State Government

CTN :40977115

15 Jul, 2025 NA

Kochi - Kerala

Tender For supply of chemical- sodium carbonate(500mg) , sodium hydroxide (500mg) , sodium meta periodate(100gm) , sodium nitro prusside (100mg) , sodiun thio sulphate (500mg) , sulphuric acid (500ml) , methyl methacrylate (500ml) , benzyol peroxide(500gm) , ether(500ml) , ethylene glycol (500ml) , acetone , ammonium hydroxide , (500ml) , carbon tetra chloride (500ml) , chloroform(500ml) , chromium tri oxide(500gm) , glacial acetic acid(500ml) , hydrochoric acid (500ml) , iodine(100gm) , nitric acid (500ml) , oleic acid (500ml) , p dimethyl amino benzaldehyde , phenol crystals (500mg) , pottasium hydroxide(500gm) , pottasium iodide(100mg) , silver nitrate(gm) , sodium , bicarbonate(500mg)

Central Government/Public Sector

CTN :40975593

26 Jul, 2025 NA

Hazaribag - Jharkhand

Tender For supply of chemical items c c - ammonium nitrate , acetone , nitric acid , benzene , picric acid , red phosporus , aluminium powder , barium nitrate , calcium sulphate , hexamine rdx , idion crystal , sodium cholodride , metalic sodium , antimony sulphate , ethanol , nepthalene ball , suger powder , culpric sulphate , sulphar , sulpuric acid

CTN :40969623

26 Jul, 2025 7.04 Lacs

Kalpakkam - Tamil Nadu

Tender For supply of house keeping items - supply safe delivery of germ protection liquid hand wash confirming to ingredients aqua, sodium laureth sulfate, sodium lauryl sulfate, glycerin, cocamidopropyl betaine, cocamide mea, sodium chloride, parfum, magnesium nitrate, methychloroisothiazolinone, magnesium chloride, methylisothiazolinone, lauryl alcohol, phenoxyethanol, 2-benzylheptanol, decylene glycol, disodium edta, ci 42090, ci 16185 ci 19140 or aqua, ammonium lauryl sulfate, sodium laureth sulfate, glycol stearate, parfum, glycerin, cocamide mea, propylene glycol, salicylic acid, tetrasodium edta, citric acid, sodium chloride, methylchloroisothiazolinone, methylisothiazolinone, citral, ci 11710, ci 12085note1. net quantity per pack shall be of manufactures refill pouch of 750ml or 1350 or 1500ml. if items delivered other than specified packing size will not be accepted.2. on demand from eic to ensure the quality and standard of materials, the bidder may need to furnish product certification, manufacturer certification licenses, isi certification, test reports from accredited labs, if any.3. each product shall be marked with the a manufacturers name and trade-mark b bis mark, supply safe delivery of floor cleaner liquid confirming to ingredients benzalkonium chloride solution 80 - 2.4584 ww, aqua, lauryl alcohol ethoxylate, sodium bicarbonate, cocamidopropyl betaine, perfume, tetra sodium edta, denatonium benzoate, ci 47005note1. net quantity per pack shall be of manufactures packs of size 3000 ml or 2000ml or 1000ml or 500ml. if the product delivered other than specified packing size will not be accepted.2. on demand from eic to ensure the quality and standard of materials, the bidder may need to furnish product certification, manufacturer certification licenses, isi certification, test reports from accredited labs, if any.3. each product shall be marked with the a manufacturers name and trade-mark b bis mar, supply safe delivery of disinfection toilet cleaner liquid confirming to ingredients hydrochloric acid 10.5 wv, fatty amine ethoxylate, alkyl trimethyl ammonium chloride, butylated hydroxy toluene, methyl salicylate, perfume, acid blue 80, acid red 52 and waternote1. net quantity per pack shall be of manufactures pack of 500ml or 1000ml. if the product delivered other than specified packing size will not be accepted.2. on demand from eic to ensure the quality and standard of materials, the bidder may need to furnish product certification, manufacturer certification licenses, isi certification, test reports from accredited labs, if any, supply safe delivery of grade 1 white naphthalene balls of 100 safe, stain-free germ-free confirming to isi markednote1. supplier should supply the naphthalene balls in sealed polythene bags at net quantity of 200 grams or 500 grams packing size.2. on demand from eic to ensure the quality and standard of materials, the bidder may need to furnish product certification, manufacturer certification licenses, isi certification, test reports from accredited labs, if any.3. each product shall be marked with the a manufacturers name and trade-mark b bis mark, supply safe delivery of white phenyl concentrate makes 25 litres of good phenyl of excellent disinfectant, powerful deodorizer, cleans surfaces and leaves fresh fragrance confirming to is 1061 of grade 1note1. net quantity per pack shall be of manufactures packing size of 500ml or 1000ml or 5000ml. if the product delivered other than specified packing size will not be accepted.2. on demand from eic to ensure the quality and standard of materials, the bidder may need to furnish product certification, manufacturer certification licenses, isi certification, test reports from accredited labs, if any.3. each product shall be marked with the a manufacturers name and trade-mark b bis mark, supply safe delivery of stain remover acid to clean tiles, marble granite and also removing stains, soap scum, scaling, hard water stains, lime scale, heavy oil deposit

CTN :40469350

09 Jul, 2025 NA

Varanasi - Uttar Pradesh

Tender For bid to ras corrigendum : supply of valsartan 103mg tab , sodium chloride 0.65 percent w by v of 15 ml nasal drops , salmeterol 50mcg plus fluticasone propionate 250mcg seretide accuhaler 50 250 inhaler , salmeterol 50mcg plus fluticasone propionate 250mcg seroflow 250 rotacap , salmeterol 50mcg plus fluticasone propionate 500mcg accuhaler rotacap bott of 30 , chlorhexidine gluconate 2 percent in 70percent isopropyl alcohol 500 ml bott savlon lotion , saxagliptin 5 mg tab , selegiline 5 mg tab , semaglutide 3 mg tab , sertraline 25 mg tab , sertraline 50 mg tab , sevelamer 800 mg tab , sevelamer 400 mg tab , kits for estimation of sgot ast lab 5 x 20 ml erba , kits for estimation of sgpt alt lab , sildenafil citrate 50 mg tab , silodosin 4 mg plus dutasteroide 0.5 mg tab , silodosin 8 mg plus dutasteroide 0.5 mg tab , oint silver nitrate plus chlorhexidine oint , silymarin 70 mg tab , simvastatin 10mg tab , simvastatin 20 mg tab , sitagliptin 50 mg tab , sitagliptin 50 mg tab plus metformin 1000 mg tab , sod valproate 200 mg cr tab , sodium bicarbonate 1000 mg tab , sodium bicarbonate 500mg tab , sodium chloride 0.65 percent nasal drops , sodium valproate 300 mg cr tab , sodium valproate 500 mg tab , sodium valproate oral sol 200mg per 5ml bott of 100 ml syp , soft cervical collar size m , soft cervical collar size l , solifenacin 10 mg tab , solifenacin 5 mg tab , spirit lab , spironolactone 25 mg plus frusemide 20 mg tab , spironolactone 50 mg tab , sterile water for amp of 10ml injection , 2 propanol 45 gm 1 propanol 30 gm ethyl hexadecyl dimethyl ammonium ethyl sulphate 0.2 gm with skin protecting substances 500 ml bott with dispenser lotion , sulfasalazine 500 mg tab , sulphasalazine 1 gm tab , oint sunban spf 50 cream , knife bard parker blade size 1 fitting commercial no 12 packet of 6 , albendazole 10 ml syp , alpha amylase pepsin digestive enzyme syp , syp ambroxol 20mg per 5ml plus chlorpheniramine maleate in bracket 2mg per 5ml plus dextromethorphan hydrobromide 10mg per 5ml syp , syp amoxy 200 plus clavulanic acid 28.5 bott of 30 ml , azithromycin 200 mg per 5ml syp , cefixime 50 mg syp , cetrizine 5mg per 5ml bott of 60ml syp , cough expectorant 100 ml syp , iron plus folic acid syp , iron with vitamin b 12 and folic acid bottle of 200ml syp , essential amino acid tab , liver tonic liv 52 syp , mucaine gel oxetacaine 10mg per 5ml plus aluminium hydroxide 0.291gm per 5ml plus milk of magnesia 98mg per 5ml syp , paracetamol 162 mg plus ibuprofen 100 mg 60 ml syp , peractin cyproheptadine syp , salbutamol 100ml syp , syringe disposable plastic sterile 10 ml with needle , syringe dispo plastic 2ml with needle , syringe disposable plastic sterile 5 ml with needle , oint tacrolimus 0.1 percent eye ointment pack of 10 gm , tacrolimus 0.5 mg tab , tadalafil 10 mg tab , tadalafil 20 mg tab , tadalafil 5 mg tab , tamoxifen citrate 20 mg tab , tamsulin 0.4 mg plus dutasteride 5 mg tab , tapentadol 50 mg tab , taurine 500mg plus acetylcystine 150mg tab , telmisartan 20 mg tab , telmisartan 40 plus amlodipine 5 mg tab , telmisartan 40 mg plus chlorthalidone 12.5 mg tab , telmisartan 80 mg plus hctz 12.5 mg tab , telmisartan 80 mg tab , tab tendocare , teneligliptin 20 mg plus metformin 500 mg tab , teneligliptin 20 mg tab , tennis elbow support , tenofovir 300 plus lamivudine 300mg plus dolutegravir 50 mg tab , tenofovir 300 mg tab , tenofovir alafenamide 25 mg tab , terbinafine 250mg tab , oint terbinafine 1 percent cream tube of 10 gm , test tube 100x12mm , tetrabenzeme 25mg tab , thiocolchicoside 4 mg tab , thiocolchicoside 8 mg tab , bid details/ 2 / 123 thyroxine sodium 100 mcg tab , thyroxin 62.5 mcg tab , thyroxine 25 mcg tab , thyroxine 50 mcg tab , thyroxine 75 mcg tab , ticagrelor 60 mg tab , ticagrelor 90mg tab , timolol maleate 0.5 percent bott of 5 ml eye drop , tiotropium bromide 18 mcg dry powder rotacap bott of 30 , tiotropium bromide 9 mcg 120 metered doses oblique unit inh , tolperisone sr 150 mg tab , tolperi

CTN :40855838

14 Jul, 2025 NA

Allahabad - Uttar Pradesh

Tender For corrigendum : procurement of fine chemicals for chemistry lab - hydrochloric acid , ar/gr/excelar , nitric acid , ar/gr/excelar , acetic acid glacial ar/gr/exler , acetone lr , tolune , ar/gr/excelar , petroleum ether 60-80 deg. c , ansa ar/gr/excelar , buffer solution of ph 4.0 , buffer solution of ph 7.0 , buffer solution of ph 9.2 , di iso propylamine (dipa)99% na analyser , pyrogallol ar/gr/excelar , ferrozine ar/gr/excelar , silica gel , teepol/labolene/ranklene lab detergent , mercuric iodide , ar/gr/excelar , potassium lodate ar/gr/excelar , silver nitrate , ar/gr/excelar , stannous chloride , ar/gr/excelar , p- naphtholbenzein indicator , indigo carmine , methanol , ar/gr/excelar , methyl red indicator , methylene blue , iso propanol , ar/gr/excelar , potassium hydrogen phathalate argrexlr , universal ph indicator (0-14) , ammonium acetate , ar/gr/excelar , ammonium chloride , ar/gr/excelar , glycerol , ar/gr/excelar , oxalic acid dihydrate , potassium hydroxide pelletsar/gr/excelar , sodium thiosulphate , ar/gr/excelar , citric acid , ar/gr/excelar , sodium hydroxide ar/gr/excelar , tartaric acid , ar/gr/excelar , eriochrome blackt , indicator , edta ar/gr/excelar , mercuric chloride ar/gr/excelar , ammonium molybdate , ar/gr/excelar , ferrus ammonium sulphate , ar/gr/excelar , ammonium per oxodisulphate , phenolphthalein indicator , sodium meta bi sulphite , ar/gr/excelar , sodium metasilicate ar/gr/excelar , xylenol orange indicator , zinc chloride , ar/gr/excelar , test reagent for residual chlorine , potassium chromate ar/gr/excelar , zinc sulphate ar/er/emsure , soda lime , 2.5 mm , sulphamic acid , ar/gr/excelar , calcium chloride ar/gr/excelar , iodine crystal , sodium oxalate ar/gr/excelar , potassium iodide , ar/gr/excelar , starch soluble , sucrose , ar/gr/excelar , calcium carbonate ar/gr/excelar , potassium permanganate , ar/gr/excelar , sulphuric acid , ar/gr/excelar , magnesium sulphate ar/gr/excelar , sodium carbonate ar/gr/excelar , sodium diethyl dithiocarbamatear/gr/exlr , cyclohexanone , dextrose ar/gr/excelar , sodium sulphite , ar/gr/excelar , hexane , ar/gr/excelar