Produits chimiques

(organiques, inorganiques, métaux précieux et autres)

Vous êtes un laboratoire de recherche ou de contrôle qualité, une collectivité, un centre de recherche public ou privé, une entreprise d’industrie agroalimentaire ou autre, quelque soit les analyses que vous faites, vous trouvez vos besoins en produits chimiques chez nous.

• Acides et sels de haute pureté pour l’analyse et à usage général
• Acides, solvants organiques et produits chimiques de qualité technique industriel 
• Solvants, tampons et réactifs PA, HPLC et GMS, réactifs HI hanna instrument
• Solvants, réactifs et solutions étalons pour spectroscopie
• Solutions étalons et solution de conductivité 1413, 12880, 84 us ….
• Solution titrées et tampons pH
• Solutions analytiques
• Solvants anhydres et GC
• Produits chimiques organiques
• Produits de chromatographie, Gel de silice et Plaques de CCM
• Produits chimiques dangereux soumis a une autorisation d’utilisation (Acide chlorhydrique, Acétone, acide sulfurique, acide nitrique, méthanol, iode, permanganate de potassium, ammoniac, glycérine …)
• Produits chimique industriels (soude caustique, potasse, borax)

1,10-PHENONTHROLINE (MONOHYDRATE) 25GM 1,4-DIOXAN 98% 500ML 100bp DNA LADDER , QUANTITATIVE 100BP-1,5KB 1-BUTANE SULFONIC ACID SODIUM SALT FOR HPLC 25GM 1-HEPTANE SULFONIC ACID SODIUM SALT ANHYDROUS AR/HPLC 25GM 1-OCTANOL 500ML 2,2-DIPHENYL-1-PICRYLHYDRAZYL DPPH 1G 2-2-BIPYRIDYL GR 5GM 2-MERCAPTOETHANOL 98% 100ML 3,5-DINITRO SALICYLIC ACID 500G 8-HYDROXYQUINOLINE OXINE 100G ACETAMIDE BROTH 500GM ACETATE D’AMMONIUM 500G ACETONE AR/ACS 99.5% – 2.5L ACETONE HPLC 2,5L ACETONITRILE 2,5L ACETONITRILE 99,9% HPLC 2,5L ACETYL ACETONE 500 ML ACIDE ACETIQUE 100 PC ANALAR NORMAPUR 2,5L ACIDE ACETIQUE 80% 1KG technique ACIDE ASCORBIQUE ANALAR NORMAPUR FL 1K ACIDE CHLORHYDRIQUE 0,1M FLUKA 1L ACIDE CHLORHYDRIQUE 1M AMPOULE ACIDE CHLORHYDRIQUE 37% 2,5L ACIDE CITRIQUE MONOHYDRATE ACIDE HEPTANE SULFONIQUE ACIDE PERCHLORIQUE 70% AR 2,5L ACIDE PHOSPHORIQUE 85% ACIDE SALICILIQUE PH EUR 1KG ACIDE SALYCYLIQUE 1KG ACIDE SULFURIQUE 0,1N FLUKA 1L ACIDE SULFURIQUE 2,5L ACTIODONE (CYCLOHEXIMIDE ) 1G ADENINE 99% 5GM AGAR AGAR 500G AGAROSE TYPE A 100GM AGAROSE ULTRA PUR 500G ALCOOL 95° 1L ALGINIC ACID (PHARMA GRADE ) 500G ALUMINIUM (FINE POWDER) 325 MESH 500GM ALUMINIUM AAS STANDARD SOLUTION 1000mg/l 100ML ALUMINIUM CHLORIDE(HEXAHYDRATE) 500GM ALUMINIUM NITRATE (NONAHDRATE) 500GM ALUMINIUM OXIDE ACTIVE (NEUTRAL) 500GM ALUMINIUM SULPHATE PURIFIED (18 – HYDRATE) 500GM ALUMINIUM SULPHATE PURIFIED (18-HYDRATE) AMMONIA SOLUTION AMMONIAQUE 500ML 30% AMMONIAQUE 25% AMMONIAQUE 28% 1L AMMONIUM ACETATE 500G AMMONIUM ACETATE EXTRA PURE 96% 500GM AMMONIUM CARBONATE EXTRA PURE 500GM AMMONIUM CHLORIDE 500G AMMONIUM FERRIC SULFATE (DODECAHYDRATE) 500G AMMONIUM FERROUS SULPHAETE HEXAHYDRATE SEL DE MOHR 500G AMMONIUM FORMATE 500g AMMONIUM OXALATE 99% 500G AMMONIUM PERSULPHATE EXTRA PURE 98% 500GM AMMONIUM PURPURATE (MUREXIDE) 5GM AMMONIUM THIOCYANTE 500GM ANILINE 500ML MIN 99% ANTHRONE 98% 25GM ANTIMONY POTASSIUM TARTRATE 98% 250GM ANTIMONY TRICHLORIDE EXTRA PUR 500G ARGENT NITRATE 100G ARGENT SULFATE 250G AZIDE DEXTROSE BROTH (ROTH BROTH) 500GM BALSAM CANADA (SYNTHETIC) 100 ML BARIUM ACETATE EXTRA PUR 500G BARIUM CARBONATE EXTRA PURE 500GM BARIUM CHLORIDE DIHYDRATE 500G BENZALDEHYDE 500ML BENZENE 1L BENZOIC ACID 500G BENZYL ALCOHOL 98,5% CONFORMING TO IP 500ML BLEACHING POWDER (CALCIUM HYPOCHLORITE ) 500GM BLEU DE METHYLENE 40GM BORIC ACID 99,5% 500G BRAIN HEART INFUSION AGAR 500GM BROMOCRESOL GREEN VERT 5G BROMOTHYMOL BLUE INDICATOR AR 5GM BUTAN-2-OL 2,5L BUTAN-2-OL 500ML BUTYLATED HYDROXY ANISOLE 100GM BUTYLATED HYDROXY TOLUENE BHT 99% 500G CADIUM NITRATE CADMIUM CHLORIDE (MONOHYDRATE) 100GM CAFEINE ANHYDRE 100G CALCEINE INDICATOR 5G CALCIUM AAS STANDARD SOL 1000MG/L CA IN DILUT 100ML CALCIUM CARBONATE 98% 500G Calcium Carbonate 98% Extra CALCIUM CHLORIDE DIHYDRATE 500G CALCIUM HYDROXIDE PURE 500GM CALCIUM OXIDE 500G CALCIUM SULFATE ANYDROUS 96% 500G CALCIUM SULFATE DIHYDRATE 500G CARBAZOLE 98% 100GM CARBONATE DE CALCIUM TECH 500G CARMINE FOR MICROSCOPY 5G CETRIMIDE AGAR 500G CHAPMAN GELOSE AU MANNITOL 500G CHARCOAL ACTIVATED EXTRA PURE GRANULAR 500G CHLOROACETIC ACID 500G CHLOROFORM ANALAR NORMAPUR REACTIF PH.E 1* 2,5L CHLOROFORM ANALAR NORMAPUR REACTIF PH.E 1* 2,5L CHLOROFORM HPLC 2,5L CHLORURE DE ZINC CHROMIUM (III) OXIDE GREEN 500GM CHROMIUM (III) OXIDE GREEN 500GM CHROMIUM AAS STANDARD SOLUTION 1000mg/L 100ML CHROMOTROPIC ACID DISODIUM SALT 25GM CITRIC ACID ANHYDROUS 99,5%/500GM CITRIC ACID PURE MONOHYDRATE 500G COBALT (II) NITRATE (HEXAHYDRATE) 100GM COPPER II CHLORIDE ANHYDROUS 500G COPPER II SULFATE PENTAHYDRATE 1KG CRESOL RED INDICATOR 25G CRISTAL VIOLET 85% 25G CUPRIC CHLORIDE (DIHYDRATE) 98% 500GM CUPRIC NITRATE EXTRA PURE (Trihydrate) 500GM CUPRIC OXIDE POWDER EXTRA PURE 100 GM CUPRIC SULPHATE EXTRA PURE (PENTAHYDRATE) 500GM CYCLOHEXANE 2,5L CYCLOHEXANE 99% PACK 2,5L CYCLOHEXANE PA 2,5L CYCLOHEXYLAMINE 500ML D-10 CAMPHOR SULFONIC ACID FOR SYNTHESIS 100GM DESOXYCHOLATE LACTOSE GELOSE 500G DEVERDAS ALLOY 100GM DEXTROSE GLUCOSE ANHYDRE 500G D-FRUCTOSE EXTRA PURE 500G DICHLOROMETHANE 98% PACK 2,5L DI-ETHYL PHTHALATE 2,5L DI-ETHYL PHTHALATE 500ML DIETHYLAMINE 500 ML DIETHYLETHER (stablised) 98% PACK 2,5L DIMETHYL SULPHOXIDE 99% /500ML DIMETHYLFORMAMIDE PACK 2,5L DIMIDIUM BROMIDE 100MG DIPHENYL CARBAZIDE PACK 25GM DIPHENYLAMINE 98% 250GM DI-SODIUM TETRABORATE BORAX DECAHYDRATE 500G D-MANNITOL EXTRA PURE PACK 500GM DODIUM PEROXYDE 500G DPD DISSOLUTION LENTE DPD1 PHOTOMETRE BOITE 250PAST DPD3 PHOTOMETRE BOITE 250PAST D‐Sorbitol 99% Extra Pure 1kg EAU DISIONNSEE EAU OXYGENEE EAU PURIFIEE 5L EDTA 0.1MOL/L(0.2N) Ampoule pour une solution de 1 Litre EDTA 98% 500G EDTA DISODIUM SALT 500G EOSINE YELLOW FOR MICROSCOPY 25G ERICHROME BLACK NOIR 25G ETHANEDIOL 500ML ETHANOL 96% /1L ETHANOL ABSOLU ANALAR NORMAPUR 2,5L ETHANOL ABSOLU ANALAR NORMAPUR 2,5L ETHER DE PETROLE 40-60 2,5L ETHYL ACETATE 2,5L EXTRAIT DE LEVURE 500G EXTRAIT DE MALT GELOSE 500G FEHLING’S SOLUTION NO.1 500ML FEHLING’S SOLUTION NO.2 500ML FERRIC CHLORIDE ANHYDRE 500G FERRIC SULFATE MONOHYDRATE 500G FERROUS CHLORIDE X HYDRATE 500G FERROUS SULFATE HEPTAHYDRATE 500G FLUORURE DE SODIUM 500G FOLIN&CIOCATEU S PHENOL REAGENT/500ML FORMALDEHYDE 37-41% W/V PACK 2,5L FORMIC ACID 98% 500ML FUSCHIN BASIC 25G GALLIC ACID 500G GEL DE SILICE 1KG 2-6MM GELATIN POWDER 500G GELOSE COMPTAGE GERM SURFACE 500G GELOSE GLUC,POMME DE TERRE 500G PDA GENTIN VIOLET 25G GLYCEROL PURIFIED 98% 1L GLYCINE 98.5% 500GM GRAM KIT (COFFRET 6*100ML) HEPES (BUFFER) 99% PACK 25GM HEPTANE 85% 2.5L HEXANE 2,5L HEXANE 2,5L HUILE DE NOIX DE COCO COPRAH RAFINEE 250G HUILE DE PARAFFINE LEGERE 1L HYDRAZINE SULPHATE 100G HYDROCHLORIC ACID 37% 1L HYDROFLUORIC ACID 40% – 1L HYDROXYDE DE SODIUM 1KG HYDROXYLAMINE HYDROCHLORIDE 98% 100GM INDIGO CARMINE AR 25G IODINE 100G IODINE (RESUBLIMED) EXTRA PURE 98.5% – 100GM IODINE MONOCHLORIDE SOLUTION 250 ML IRON (METAL) POWDER ELECTROLYTIC 1KG IRON METAL POWDER 99,5% 500G ISO PROPYL ACETATE 500ML ISOAMYL ALCOOL 98% 500ML ISO-BUTANOL 98.5% 500ML ISOPROPANOL 1L PROLABO REAG GRD ANALAR KING’S MEDIUM B BASE 500G KING’S MEDIUM B BASE 500G KOVAC’S INDOLE REAGENT 100ML LACTIC ACID 500ML LACTOSE (MONOHYDRATE) 500G LACTOSE 1KG LACTOSE BROTH 500G L-ASCORBIC ACID PURE 99% /100GM LAURIA BROTH 500G L-CYSTEINE 99% 25GM LEAD AAS STANDARD SOLUTION 1000 mg/L Pb 100ml LEAD NITRATE PURE 99% 500GM L-ISOLEUCINE FOR BIOCHEMISTRY 99+% 25GM LITHIUM CHLORIDE ANHYDRE 250G L-PROLINE 99% 25GM MACCONKEY AGAR WITH CRYSTAL VIOLET (AgarMediumH) 500GM MACCONKEY BROTH PURPLE WITH BCP 500G MAGNESIUM CHLORIDE HEXAHYDRATE 500G MAGNESIUM NITRATE HEXAHYDRATE 500G MAGNESIUM OXIDE (LIGHT) EXTRA PURE 96% 500GM MAGNESIUM SULFATE HEPTAHYDRATE 500G MALEIC HYDRAZIDE 100G MALT EXTRACT AGAR 500G manganese II chloride 1KG MERCURIC CHLORIDE AR 99.5% 100GM MERCURIC IODIDE RED 100G MERCURIC SULPHATE 98% 250GM MERCURY METAL AR 250GM

MESO-INOSITOL 25G METHANOL HPLC 2.5L METHYL ORANGE 25G METHYL RED ROUGE 25G METHYL SALICYLATE FOR SYNTHESIS 500ML METHYL-p-HYDROXYBENZOATE EXTRA PURE(METHYL PARABEN) 500GM MORPHOLINE 500ML MRS GELOSE 500G MUELLER HINTON BROTH 500GM N,N-DIISOPROPYLETHYLAMINE 100ML NAPHTALENE 500G N-BUTANOL (N-BUTYL ALCOHOL) 2.5L N-BUTYL ACETATE 500ML N-BUTYL ALCOHOL 2,5L N-BUTANOL N-BUTYL CHLORIDE 500ML N-CETYL-N,N,N TRIMETHYL AMMONIUM BROMIDE AR 500G NESSLER’S REAGENT 250ML NEUTRAL RED INDICATOR GR C.I.No.50040 10GM N-HEPTANE 1L N-HEXYLAMINE 100ML NICKEL SULPHATE EXTRA PURE (HEXAHYDRATE) 98% 500GM NINHYDRIN GR 99% PACK 25GM NIOBIUM PENTOXIDE 99.9% 10GM NITRATE D’ARGENT 100GR NITRIC ACID PURE 69-72% – 1Lit NOIR ERICHROME 100G N-PROPYL ALCOHOL 99.5% 2.5L N-PROPYL ALCOOL 2,5L PROPAN-1-OL NUTRIENT BROTH 500G ORCEIN FOR MICROSCOPY 5GM ORCINOL 99% 10G ORTHOPHOSPHORIC ACID 85% 1L OXALIC ACID 500G OXALIC ACID PURIFIED 99% PACK 500GM PARAFIN LIQUID COLOURLESS, LIGHT 500ML PATTON REEDER’S REAGENT CALCON CARBOXYLIQUE ACIDE 25G PEPSIN 1:3000 PROCONE PERMANGANATE DE POTASSIUM 1KG PHENOL DETACHED CRYTAL 500G PHENOL RED AR 25GM PHENOLPHTALEIN 100G PHENOLPHTALEIN 250G PHOSPHOROUS PENTOXIDE 97% 500G PLATE COUNT AGAR (PCA) 500GM PLATE COUNT AGAR PCA 500G POLYVINYL PYRROLIDONE (PVP) 100GM PONCEAU S C.I.No. 27195 25GM POTASSE CAUSTIQUE 1KG POTASSIUM PHOSPHATE DIBASIC ANHYDRE 98% 500G POTASSIUM AAS STANDARDIZED SOL 1000MG/L K IN DIL 100ML Potassium Acetate 99% Extra POTASSIUM BROMIDE 500G POTASSIUM BROMIDE AR 500G POTASSIUM CARBONATE 500G POTASSIUM CHLORIDE 500G Potassium Chloride 99% 1 kg POTASSIUM CHROMATE 1KG POTASSIUM CHROMATE PURIFIED 99% 500GM POTASSIUM DICHROMATE 500G POTASSIUM DIHYDROGEN ORTHOPHOSPHATE KH2PO4 (ANHYDROUS) 500G POTASSIUM FERRICYANIDE 500G POTASSIUM FERROCYANIDE 500G POTASSIUM FLUORIDE ANHYDROUS 500GM POTASSIUM HYDROGEN PHTALATE 500G POTASSIUM HYDROXIDE PACK 500GM POTASSIUM IODIDE 250G POTASSIUM IODURE PA 99,5% SIGMA 30315-1 1KG POTASSIUM NITRATE 500G POTASSIUM PERSULFATE EXTRA PURE 500G POTASSIUM PHOSPHATE DIBASIC ANHYDRE 500G POTASSIUM PYROANTIMONATE 100G POTASSIUM SODIUM TARTRATE 500G POTASSIUM SORBATE 1KG POTASSIUM SULPHATE 99% PACK 500GM POTASSIUM THIOCYANATE 500G POTATO DEXTROSE AGAR 500G PROPANOL 2 2,5L PROPIONIC ACID 99% 500ML PROPYL-4-HYDROXYBENZOATE 500G PYROGALLOL GR 98,5% PACK 100GM R2A GELOSE 500G REACTIF CHLORE 93711-01 REACTIF CHLORE TOTAL HI 711-25 REACTIF FER HI 721-25 RESINE ANIONIQUE DOWEX MARATHON RESINE CATIONNIQUE MITSUBISHI CFA RESORCINOL EXTRA PURE 99% 250GM SABOURAUD BOUILLION 500G SABOURAUD CHLORAMPHENICOL AGAR BP 500G SABOURAUD DEXTROSE GELOSE 500G SALICYLIC ACID 99% 500G SCHIFF REAGENT 500ML SILICA GEL COARSE-BLUE 500G SODIUM CHLORURE 1KG SODIUM AAS STANDARDIZED SOL° 1000MG/L NaHCl 100ML SODIUM ACETATE (TRIHYDRATE) /500GM SODIUM ACETATE ANHYDROUS 99% 500GM SODIUM ACETATE TRIHYDRATE 1KG SODIUM ACETATE TRIHYDRATE 500G Sodium Alginate 500 GM SODIUM AZIDE 100G SODIUM BISULFITE EXTRA PURE 500G SODIUM CARBONATE ANHYDROUS PURE 500G SODIUM CHLORIDE PURE 99,5% PACK 500G SODIUM DIHYDROGEN ORTHOPHOSPHATE (DIHYDRATE) 500G SODIUM DIHYDROGEN ORTHOPHOSPHATE FOR HPLC 500GM « SODIUM DIHYDROGEN ORTHOPHOSPHATE (DIHYDRATE) 500G » « SODIUM DIHYDROGEN ORTHOPHOSPHATE (MONOHYDRATE) 500G » SODIUM FLUORIDE 98,5% 500G SODIUM HYDROGEN CARBONATE/500GM SODIUM HYDROXIDE 0,1MOL/L 0,1N 1L SODIUM HYDROXIDE 1M 1L SODIUM HYDROXIDE PELLETS 500GM SODIUM HYDROXYDE 1N FLUKA 1L 35256 SODIUM HYDROXYDE EN PASTILLE ANALAR 1KG SODIUM L ASCORBATE 500G SODIUM LAURYL SULFATE (POWDER)/500GM SODIUM METAPERIODATE 500G SODIUM MOLYBDATE DIHYDRATE 98%100G SODIUM MOLYBDATE DIHYDRATE 99% 500G SODIUM MOLYBDATE EXTRA PURE (DIHYDRATE) 98% 250GM SODIUM NITRATE 99% PACK 500GM SODIUM NITRITE 97% PACK 500GM NaNo2 SODIUM PERSULPHATE 95% PACK 500G Sodium phosphate dibasic SODIUM PHOSPHATE DIBASIC (DODECAHYDRATE) EXTRA PURE 500GM SODIUM PHOSPHATE DIBASIC ANHYDROUS PURIFIED 500G SODIUM PHOSPHATE DIBASIC Na2HPO4 DIHYDRATE 500G SODIUM SILICATE POWDER (HYDRATED) 500GM SODIUM SUCCIANATE HEXAHYDRATE 500G SODIUM SULPHATE ANHYDROUS PURIFIED 500GM SODIUM SULPHATE ANHYDROUS PURIFIED 500GM SODIUM SULPHIDE FLAKES EXTRA PURE(IRON FREE) 500GM SODIUM SULPHITE ANHYDROUS 500G SODIUM THIOSULFATE PURE (PENTAHYDRATE) 99% 500G SODIUM THIOSULFATE PURE (PENTAHYDRATE) ANALAR NORMAPUR 1KG SODIUM THIOSULFATE SOLUTION STANDARD 0,1N FLUKA Sodium Thiosulphate SOLUTION 12880 µ S 500ML -HI7030 L SOLUTION D’ETALONNAGE CONDUCTIVITE 12880 US SOLUTION D’ETALONNAGE CONDUCTIVITE 1413US SOLUTION ETALON COND 84µS 500ML HI 7033L SOLUTION TAMPON PH10 1L SOLUTION TAMPON PH4 1L SOLUTION TAMPON PH7 1L SOUDE CAUSTIQUE 1KG SOYABEAN CASEIN DIGEST AGAR TSA 500G SOYABEAN CASEIN DIGEST MEDIUM TSB 500G SPAN 80 500ML STANNOUS CHLORIDE 250GM STARCH POTATO AMIDON 500G STARCH POTATO PACK 500GM STARCH SOLUBLE R,G REAG ISO REAG STRACH POTATOS SOLUTION 1% STREPTOMYCIN SULFATE STRONTIUM CHLORIDE PURE 98% /500GM SUCROSE 500G SUCROSE EXTRA PURE PACK 500GM SULFATE DE CUIVRE EN POUDRE SAC 25KG 1KG SULFATE DE ZINC 300GR SULPHAMIC ACID 500GM SULPHOSALICYLIC ACID 99% 500G SULPHURIC ACID 98% – 1Lit TAMPON K10 1000ML TAQ DNA POLYMERASE (5U/ul) TARTARIC ACID DEXTRORATATORY 500G TBX AGAR 500GM TERGITOL TTC 500 GM TERT BUTANOL 2-METHYLPROPAN-2-OL 500ML TERT-BUTYL METHYL ETHER 500ML TETRA BUTYL AMMONIUM BROMIDE 100G TETRABUTYL AMMONIUM DIHYDROGEN PHOSPHATE 25G TETRABUTYL AMMONIUM HYDROGEN SULFATE 98% 500GM TETRABUTYL AMMONIUM HYDROXIDE 40% IN WATER 500ML TETRAHYDROFURAN FOR HPLC 1L TETRAHYDROFURAN POUR HPLC PROLABO 2,5L TETRAMETHYL AMMONIUM HYDROXIDE SOLUTION 10% IN WATER 50ML THIOACETAMIDE 98,5% 100GM THIOACETAMIDE 98,5% 100GM THIOBARBUTIC ACID TBA 25G 99% THIOGLYCOLLIC ACID 500ML THYMOL BLUE INDICATOR 25G THYMOLPHTHALEINE INDICATEUR 25G TITAN YELLOW 25G TITANIUM TETRACHLORIDE (ANHYDROUS FUMING LIQUID) 500ML TOLUENE 2,5L TOLUIDINE BLUE C.I.No.52040 25GM TRICHLOROACETIC ACID 500G TRIETHYLAMINE99% PACK 2,5L TRIFLUOROACETIC ACID 100ML TRIFLUOROACETIC ACID 100ML TRI-POTASSIUM CITRATE PURE 99% /500GM TRIS BUFFER PURE 99% /500GM TRI-SODIUM CITRATE DIHYDRATE 500G TRI-SODIUM CITRATE EXTRA PURE (DIHYDRATE) 98% 500GM « TRI-SODIUM ORTHOPHOSPHATE (DODECAHYDRATE) EXTRA PURE 98% 500 GM » TRITON X 100 500ML Trypsin 2000 U/G 100 GM TRYPTONE USP 500G TRYPTOPHAN MEDIUM 500GM TWEEN-20 500ML UREA EXTRA PURE 99% 500GM VANILLIN 99% FOR SYNTHESIS 100 GM VASELINE PH WATER HPLC 2,5L XYLENE 500ML YEAST EXTRACT AGAR 500G YTTRIUM OXIDE 99.9% GR 25 GM ZINC (METAL) GRANULAR 500GM ZINC AAS STANDARD SOL° 1000MG/L IN DIL HL 100ML ZINC ACETATE 500G ZINC ACETATE DIHYDRATE 98% 500G ZINC CHLORIDE 500G ZINC CHLORIDE 97% 500G ZINC NITRATE (HEXAHYDRATE) PURIFIED 500GM ZINC OXIDE 500GM ZINC SULPHATE(HEPTAHYDRATE) 500GM