Gem Bids For Lignocaine 100 Mg And Ethanol 28 Mg Per Ml Spraycontainer Of 500 Ml, Inj Atropine Sulphate 0 Point 6 Mg, Tab Paracetamol 650 Mg, Tab Aceclofenac 100 Mg Andpcm 325 Mg, Tab Pcm325 Mg And Diclofenac Sodium 50Mg, Paracetamol With Cysteine Hcl Monohydrete Infusion1000 Mg Per 100 Ml, Tab Common Cold, Syp Ibuprofen100 Mg Per 5 Ml Bott Of 50Ml, Diclofenac Spray, Tabparacetamol 325 Mg And Ibuprofen 400 Mg, Inj Piroxicam40 Mg 2 Ml, Tab Indomethacin 75 Mg Sr, Tab Tramadol 50Mg, Tab Cetrezine 10 Mg, Syp Fexofenadine 30 Mg Per 5Ml 60 Ml Bott, Pheniramine Maleate Injection 22 Point 75Mg Per Ml Comma 2 Ml Ampoule, Pregabalin 75 Mg Cap, Phenytoin Sodium 100 Mg Tab, Chlorzoxazone 500 Mg Plusdiclofenac Sodium 50 Mg Plus Paracetamol 325 Mg Tab, Albendazole 400 Mg Tab, Albendazole Syrup Each 5 Mlcontaining 200 Mgper 100 Ml Syrup, Ciprofloxacin 500 Mgplus Tinidazole 600 Mg Tab, Clotrimazole Mouth Paint1perct Bottle Of 15 Ml, Metronidazole 400 Mg Tab, Ondansetron 2 Mgper Ml Comma 4 Ml Inj, Ondansetron 8Mg Tab, Folic Acid 5 Mg Tab, Haematinic Tab Containingferrous Fumarate 200 Mg To 350 Mg Vit B12 2 Mcg To 10Mcg Folic Acid 100 Mcg To 1500 Mcg, Phytomenadione Vitk 1 Mg Per 0 Point Ml, Gel Choline Salicylate Andbenzalkonium Chloride, Atorvastatin 20 Mg Tab, Isosorbidedinitrate 10 Mg Tab, Isosorbide Mononitrate 20 Mg Tab, Amiodarone Hcl 150 Mg 3 Ml In, Atorvastatin 10 Mg Tab, Atenolol 50 Mg Tab, Ramipril 2 Point 5 Mg Tab, Dopaminehcl 40 Mg Per Ml 5 Ml Inj, Clopidogrel 75 Mg, Amlodipinebesylate 5 Mg Tab, Amlodipine 10 Mg, Antiseptic Mouthwash Containing Sodium Fluoride And Triclosan Bott Of 100 To150 Ml, Anticarious Fluoride Rinse Mouth Wash With Sodiumfluoride And Triclosan Bott 100 To 150 Ml, Desensitisingpastestannasis Paste Stannous Fluoride Potassium Nitratesodium Monofluoro Phosphate Tube Of 40 To 55 Ml Or Gm, Chlorhexidine Mouth Wash 0 Ponit 12Perct Sugar Andalcohol Free Bottle Of 450 To 500 Ml In Amber Colouredbottle, Calamine 8 Perct With 10 Perct Light Liquid Paraffincomma 50 Ml Bottle, Betamethasone Dipropionate 0 Point 5Mg And Gentamycin 1 Mg Per Gm Tube Of 20 Gm, Clindamycin Phosphate 1Percnt Topical Gel Tube Of 10 Gm, Clotrimazole Cream 1 Perct Tube Of 15 Gm, Fexofenadine180 Mg Tab, Glycerin Glycerol In Bottle Of 100 Ml, Ketoconazole 2Perctn Plus Zinc Pyrithione 1Percnt Bottle Of60 Ml, Mometasone 0 Point 1Pernct Ointment Tube Of 10Gm, Permethrin 5Percnt Tube Of 30 Gm, Oint Povidoneiodine 5 Percent, Terbinafine 1Percnt Cream Tube Of 10 Gm, Urea Cream Urea 10 To 12Perct Plus Lactic Acid 5 To10perct In Pack, Flucinolone Acetonide 0 Point 01 Andhydroquinone And Tretinoin0 Pont 025 Perct Tube Of 20 Gm, Betamethasone Dipropionate 0 Point 025 Percnt Plusneomycin 0 Point 5 Percnt Plus Clotrimazole 1 Percnt Creamtube Of 20 Gm, Povidone Iodine Germicidal Gargle 2 Perct, Alcoholic Hand Disinfectant Rub Containing 2 Propanol Ip 45Gm 1 Propanol Ip 30 Gm Ethyl Hexadecyl Dimethylammonium Ethyl Sulphate 0Ponit 2 Gm Mecetronium Ethylsulphate 100 Ml Bottle, Povidone Iodine 7Point 5 Solution100 Ml Bott, Chlorhexidine Gluconate Solution Equivalaentto 4 Percent W By V With Isopropanolol 10 Percentethoxylated Alkylphenol Fatty Acid Acetic Acid 2 Percent In70 Percent Isopropyl Alcohol 500 Ml Bottle, 2 Propanol 45Gm 1 Propanol 30 Gm Ethyl Hexadecyl Dimethyl Ammoniumethyl Sulphate 0 Ponit 2 Gm With Skin Protecting Substances
Gem Bids For Supply, Dextran Sodium Sulphate, Dcfh-da, Sodiumphosphate, Ammonium Molybdate, Ascorbic Acid, Nitroblue Tetrazolium, Phorbol Myristate Acetate, Rpmi 1640 Medium, Safranin O, Hydrogen Peroxide, Potassium Phosphate Dibasic, Potassium Phosphatemonobasic, Potassium Hydroxide, Reducedglutathione Gsh, Dtnb Dithiobis Nitrobenzoic Acid, Agarose, Trizol T, Isopropanol, Ethanol, Diluentfor Dna Extraction, Chloroform For Hplc, Petroleum Ether, Dmso, Pbs, Nctc 135 Medium, Triton X 100, Bradford Reagent, Tris Bufferedsaline With Tween 20, Phenol Chloroform Isoamylalcohol, Ethidium Bromide Solution, Chloroform, Ammonia, Glacial Acetic Acid, Glycerine, Edta Mgsalt, Ammonium Chloride, Magnesium Sulphate, Tiethanolamine, Sodium Sulphide, Calciumcarbonate, Manganese Sulphate, Ferrousammonium Sulphate, Sodium Hydroxide, Silvernitrate, Sodium Chloride, Pottasium Chloride, Potassium Chromate, Potassium Dichromate, Antimony Potasium Tartarate, Ammonium Oxalate, Potassium Iodide, Diethyl Ether, Eosin Y, Hemaotxylin, Carmine, Aceto Orecin, Bouins Fluid, Picric Acid, Leishman Stain, New Methylene Blue, Borax Carmine, 10x Tae Buffer, 10x Tbe Buffer, Xylene Cyanol, Prepared Slides Of Drosophila Lifecycle, Prepared Slides Of Mosquito Life Cycle, Prepared Slides Of Chick Embryo All Stages, Herbarium Sheets /bid Number: Gem/2025/b/6642489* /dated: 03-09-2025 & & / Bid Document1 / 43
Gem Bids For Health, Hemoglobin Test Strips Q2, Urine Test Strip Q2, Denguerapid Test Kits Q2, Malaria Rapid Test Kits Q2, Hbsagrapid Test Kits Q2, Hiv Rapid Test Kits Q2, Bloodglucose Test Strips Glucostrips With Glucometer Q2, Glacial Acetic Acid Q3, Syphilis Rapid Test Kits Q2, Blood Lancets Q2, Isopropyl Alcohol 2 - Propanol Q3, Hcg Pregnancy Test Card, Sputum Container 30 Ml Plasticfor Afb, Filariasis Rapid Test Kit, Iodine Salt Test Kit, Water Testing Strip For Fecal Test, Glass Slide, Edta Vial, Plane Vial, Fecal Or Urine Sample Transport Container, Rubber Gloves Sterlized 6 And Half, Micropipette Tips Small, Micropipette Tips Large, Distil Water Sterlized 5 Ltr, Disposable Syringe 5 Ml, Torniquet Standard, Arteryforcep Standard, Sponge Holding Forcep Standard, Cottonswab, Povidone Lodine 500 Ml, Absorbent Cotton 500 Gm
Gem Bids For Financial, 2 Thiobarbituric Acid Hi Ar 1 3 5 Triphenyltetrazoliumformazan 2 3 5 Triphenyl Tetrazolium Chloride Adenosine5 Diphosphate Disodium Salt Aluminium Chloride Ammonium Chloride Ammonium Dihydrogenorthophosphate Ammonium Fluoride Ammoniummolybdate Tetrahydrate Ammonium Sulphate Ammoniumhydroxide Anthrone Hi Ar Acs Antimony Potassiumtartrate Barium Chloride Brilliant Green Brilliant Blue Bromocresol Green Bromothymol Blue Indicator Butylatedhydroxytoluene Bht Pure 99 Calcium Carbonate Calciumchloride Anhydrous Calcium Chloride Dihydrate Calciumcitrate Tetrahydrate Calcium Hydroxide Calciumphosphate Di Basic Anhydrous Calcium Phosphate Tri Basictcp 90 Calcium Sulphate Di Hydrate Carbol Fuchsinpractical Grade Carboxymethylcelluose Acicase Caseinacid Hydrolysate Casamino Acids Chromeazurol Schromazurol S Cas Darco G 60 Activated Charcoal Citricacid Anhydrous Cobaltous Chloride Hexahydrate Cobaltnitrate Hexahydrate Congo Red Practical Grade Coomassie Brilliant Blue G Copper Chloride Dihydrate Copper Ii Sulphate Pentahydrate Devarada S Alloy Dextrose Diacetyl Monoxime Diacetyl Fluorescein Sodium Diethyldithiocarbamate Trihydrate Diphenylamineindicator 3 5 Dinitrosalicylic Acid Di Potassium Hydrogenphosphate Anhydrous 2 4 Dinitrophenylhydrazinear Edtafree Acid Edta Disodium Salt Dihydrate Ferric Ammoniumcitrate Brown Ferric Ammonium Sulphate Dodecahydrate Ferric Nitrate Nonahydrate Ferrous Ammonium Sulphate Ferrous Sulphate Heptahydrate A R Fluorescein Ferroussulphate Heptahydrate Fe Metal Iron Powder Folic Acid Gum Acacia Hiimvic Biochemical Test Kit Hi Staphtmidentification Kit Hiassorted Biochemical Test Kit Hi25tmenterobacteriacea Identification Kit Hicarbo Kit D Bid Number Gem2025b6640725 Dated 03-09-2025 Bid Document1 110 1 1 Glucose Anhydrous, L Glutamic Acid Monosodium Saltmonohydrate Msg Extra Pure 99, L Glutamine, Glycinepure 99, Hepes Buffer Free Acid, Hydroxylaminehydrochloride, Hydrindantin, 8 Hydroxyquinoline 8quinolinol Extra Pure Ar Acs 99 5, Imidazole, Indole 3acetic Acid, Iodine, Lactose, Lithium Nitrate, Lithiumchloride, Mes Buffer, Mops Buffer Free Acid, Monocalcium Phosphate Monohydrate, Magnesium Carbonate, Magnesium Chloride Anhydrous, Manganese Ii Sulphateheptahydrate, Manganese Ii Chloride Tetrahydrate, Magnesium Chloride Hexahydrate, Magnesium Sulphateanhydrous, Magnesium Sulphate Heptahydrate, Magnesium Hydroxide, Maleic Acid, Dl Malic Acid Free Acid, D Mannitol Extra Pure Ar 99, Mercuric Chloride, Metaphosphoric Acid, L Methionine, Methyl Red, Nessler Sreagent, Nadph, Nickel Ii Chloride Hexahydrate, N 1naphthyl Ethylenediamine Dihydrochloride, Ninhydrin, Nitro Blue Tetrazolium Chloride Nbt, Oxalic Acid, Peroxoboric Acid H3bo4, Phenol Crystal, Phenyl Mercuricacetate, Picric Acid Extra Pure Ar 99 8, Pipes 1 4piperazinediethanesulfonic Acid, Polyethylene Glycolmw6000, Polyvinyl Pyrrolidone Pvp, Potassiumbicarbonate, Potassium Carbonate Anhydrous, Potassiumchloride, Potassium Dihydrogen Ortho Phosphate, Potassium Hydroxide Pellet, Potassium Hydrogen Phthalate, Potassium Iodate, Potassium Per Iodate, Potassiumpermanganate, Potassium Nitrate, Potassium Sulphate, Lproline, Riboflavin, Salicylic Acid, Selenium Powder, Silversulphate, Sodium Arsenate Dibasic Heptahydrate, Sodiumazide, Sodium Bicarbonate, Sodium Carbonate Anhydrous, Sodium Chloride, Sodium Citrate Trihydrate, Sodiumdithionite, Sodium Diethyldithiocarbamate Trihydrate, Disodium Hydrogen Phosphate Anhydrous, Sodium Hydroxidepellets, Sodium Molybdate Dihydrate A R, Sodium Nitrate, Sodium Nitrite, Sodium Nitroprusside Di Hydrate, Sodiumpotassium Tartrate Tetrahydrate, Sodium Sulphateanhydrous, Sodium Sulphite, Sodium Tartarate, Sulfanilamide, Sulphosalicylic Acid, Sucrose, Tartaric Acid, Thio Urea, Thiosemicarbazide, Thioglycollic Acid, Trishydroxymethyl Aminomethane Tham, Tris Hydrochloride, Titanium Dioxide, Trichloroacetic Acid, Tri Sodium Citratedihydrate, L Tryptophan, Tris Base, Urea, 2 Vinylpyridine, Zinc Chloride, Zinc Metal, Zinc Sulfate Heptahydrate, Acetic Acid Hplc, Glacial Acetic Acid, Acetone Hi Ar, Ammonium Solution 28 30, Chloroform Hi Ar, Dimethylsulphoxide Hi Lr, Clove Oil, Ethanol, Folin And Ciocalteu Sphenol Reagent, Ferroin Diphenylamine Indicator, Formaldehyde Sol 37 41, Formamide Liquid, Glycerol Hi Ar, Hydrochloric Acid 35 Pure, Hydrogen Peroxide, Iodinesolution, Isoamyl Alcohol, Kovacs Indole Reagent, Methanol, Methyl Cellosolveextrapure Ar 99 5, Mineral Oil, Nessler S Reagent For Ammonia, Nitric Acid 68 72 Pure, Npropanol, Paraffin Liquid Heavy Mineral Oil Heavyextrapure, Orthophosphoric Acid Abt 85, Orthophosphoricacid Abt 88, Phosphoric Acid, Conc Sulphuric Acid, Sodiumlactate 60 Solution Extra Pure, Sodium Hypochloritesolution, Toluene, Triton X 100, Triethanolamine Ar 98
Gem Bids For Laboratory, Chloralhydrate Solution, Glycerin, 500 Ml, Iodide Solution, 200 Ml, Sudan Iv 10g, Nitric Acid, 500ml, Phlorogucinolsolution, 20g, Hydrochloric Acid Conc, 500ml, Sodiumhydroxide Koh, 500g, Ferric Ammonium Sulphate 20g, Safranin Solution, Grams, For Microscopy, Acetic Acid, 500ml, Tertiary Butile Alcohol Tba, 500ml, Formaldehyde, 500ml, Potassium Iodide, 10g, Ruthenium Red, 10g, Aniline Blue, 10g, Ferric Chloride Solution, 500 Ml, Coppersulphate Cuso4, 500g, Copper Acetate 500g, Cavity Blockwith Lid, Glass Cavity Block, Petriplates, Microscope Slides, Coverslip, Cover Glass, Reagent Bottles With Plane Narrowmouth And Flat Head Stopper, Reagent Bottles Amber Colourwith Plane Narrow Mouth And Flat Head Stopper, Bottleswith Dropping Pipette And Rubber Teat, Bottles Withdropping Pipette And Rubber Teat Amber, Droping Bottles, Glass Vials With Screwcap And Flat Bottom, Glass Vials Withflat Bottom And Screw Caps, Borosilicate Glass Stirring Rods, Borosilicate Glass Funnel, Glass Dropper With Rubbersucker, Aspirator Bottle, High-purity Medical Grade, Polypropylene, Pp, Wash Bottles, Micro Slide Storage Rack, Micro Slide Drain Rack, Micro Slide File, 20 Slides Capacitywith Cover, Micro Slide Dispensor, Mortar And Pestle, Blades, Shaving, Brushes, Thin And Medium Size, Forcepsnon-toothed, Forceps Toothed, Needle With Plastic Handle, Micro Spatula, Linear, Cotton Gloves For Oven, Herbariumsheets, White Species, Blotting Paper, Genus Cover, Petjar, 100 Ml, Pet Jar, 250 Ml, Pet Jar, 1 Ltr, Pet Jar, 5kqa
Gem bids for Purchase, Methanol, Phosphate Buffer Saline Pbs, Magnesiumsulphate, Psa Spe Bulk, Dsc 18 Spe Bulk, Sodium Acetate, Glacial Acetic Acid, Ethyl Acetate, Acetic Acid, Acetonitrile, N Hexane, Isopropyl Alcohol, Ammoniumacetate, Acetone, Hydrochloric Acid
Gem bids for Chemical, Sodium Potassium Tartarate, Anthrone, Sodiumchloride, Bovine Serum Albumin, Glucoseanhydrous, Pottasium Dihydrogen Orthophosphatemonobasic, Dipottassium Hydrogen Phosphateandydrous, Ethylene Diamine Tetra Acetic Acid, Acetone
Gem Bids For Ammeters Different Range, Battery Eliminator, Daniell Cell, Drawing Board, Friction Apparatus, Galvanometer, Parallelogram Apparatus, Key One Way, Jockeypencil Type, Two-way Key, Laclanche Cell, Meter Bridge, Multimeterdigital, Magnetic Compass, Prism Indian Glass, Plier, Cutter, Screwdriver, Scissor, Resistance Box Different Rang, Dry Cell, Dry Cell Charger, Rheostat, Resistance Coil, Spherometer, Screwgauge, Wooden Scale, Stopwatch, Sprit Level, Thermometer, Vernier Calliper, Voltmeterdifferent Range, Beakers, Concave Mirror, Convex Mirror, Convex Lens, Concave Lens, Glass Slabs, Pendulum Bob, Insulated Copper Wire, Soldering Iron, Spring Balance, Ushaped Magnet, Proof Plane, Soldering Rods, P N Junctiondiode Setup, Young Modulus, Spirit Level, Potentiometer, Gold Leaf Electroscope, Zener Diode Set Up, Pnp Npntranstior Setup, Treveling Microscope, Ammonium Chloride, Copper Sulphate, Drawing Pins Packet, Thread Rolls, Resistance Wire, Beaker, Conical Flask, Digitalbalance, Dropping Bottle, Forceps, Funnel, Glassshowcase, Human Skeleton, Measuring Cylinder, Micro Viewers, Microscope Compound, Microscopedissecting, Morter And Pestle, Petri Dish, Pipettegraduated 10ml, Reagent Bottle, Slide Box, Testtube Holders, Test Tube Stand, Watch Glass, Water Bath, Wash Bottle, White Cavity Tiles, Pipette Stand, All Pins, Burette, Capillary Tube, Tripod Stand Big, Thermometer, Trough, Wiregauge, Burette Stand, Blade For Section Cutting, Enamel Tray, Scissors, Scalpel, Staining Rack, Acetic Acid, Acetone, Alcohol, Aluminium Sulphate, Benedicts Solution, Brushes, Ammonium Solution, Acetocarmine, Cavity Box, Cavity Slide, Chromatography, Cobalt Chloride, Cork, Dropper, Filter Paper, Formaldehyde, Glycerine, Boric Acid, Monocot Stem Each, Ethanol, Fehling Solution, Glucose, Lens Cleaningpaper, Magnesium Sulphate, Plain Stickers, Robert Solution, Sodium Chloride, Sodium Hypobromide, Hydrochloric Acid, Iodine, Methylene Blue, Micro Cover Slip, Micro Glassslides, Millions Reagent, Needle, Nitric Acid, Petroleum Ether, Potassium Nitrate, Safraninsolution, Soap Each, Starch, Starch Iodide Paper, Sucrose, Test Tube Boiling, Test Tube Ordinary, Barium Chloride, Dicot Stem, Ph Paper, Permanentslide All Product
Gem Bids For Lab, Bid Number Gem2025b6626034 Dated 30-08-2025 Bid Document1 80 1 1 Balance Chemical, Blow Pipe, Test Tube Brush, Cork Borer, Crucible Tongs, Charcoal Slab Borer, Crucible, Spatula, Funnel Stand, Pinch Cock Iron, Retort Stand Polylab, Pestle And Mortar, Spiritlamp, Test Tube Stand, Test Tube Holder, Triangular Stand, Beaker, Volumetric Flask, Conical Flask, Measuring Yclinder, Measuringcyclinder, Trough, Wire Gauge, Weight Boxeswooden, Beehive Sheft, Burettle, China Dish, Conical Flasks, Desiccator, Flasks, Funnel, Glazed Tile, Pipette, Thistle Funnel, Kipp Apparatus, Watch Glass, Ammonium Carbonate, Ammoniumchloride, Ammonium Sulphate, Aluminium Sulphate, Iron Sticks, Ammonium Oxalate, Sodiumthiosulphate, Zinc Sulphate, Sodium Hydroxide, Copper Sulphate, Potassium Nitrate, Oxalic Acid, Magnesium Sulphate, Magnesium Chloride, Ammonium Phosphate, Sodium Chloride, Potassiumferrocyanide, Ferrous Sulfate, Ammonium Ferroussulfate, Potassium Dichromate, Barium Chloride, Strontium Nitrate, Sodium Sulfide, Potassiumchromate, Lead Acetate, Sodium Sulfate, Potassium Iodide, Lead Nitrate, Cedric Ammoniumnitrate, Dnp, Universal Indicator, Ammoniasolution, Phenol, Aniline, Bromine Water, Acetaldehyde, Acetic Acid, Fehling Solution, Acetone, Phenolphthalein, Nessler Reagent, Ammoniumm Molybdate, Nickel Carbonate, Nickelsulfate, Manganese Chloride, Calcium Chloride, Sodium Bisulphate, Cobalt Acetate, Chloroform, Hydro Chloric Acid, Sulphuric Acid, Nitric Acid, Ethanol, Test Tube, Dropper Glass, Volume Tricflask, Filter Paper, Glass Rod, Plain White Labels, Sodium Sulfite, Picric Acid, Borax, Aluminum Metal, Laboratory Thermometer, Reagent Bottle
Gem Bids For Next, Dicot Stem Cut Section, Monocot Stem Cut Section, Dicotleaf Cut Sections, Monocot Leaf Cut Fection, Ph Paper Pkt, Glass Dropper, Distilled Water 5l, Glycerine 500ml, Glassslab, Concave Lens, Convex Lens, Nichrome Wire 500gm, Copper Wire 500gm, Steel Wire 500gm, Potassiumdichromate 500gm, Ammonium Hydroxide 500ml, Ammonium Oxalate 500gm, Ammonium Molybdate 100gm, Ammonium Acetate 500gm, Ammonium Sulphate 500gm, Ammonium Carbonate 500gm, Barium Chloride Ammonium, Blue Litmus Paper Pkt, Red Utmus Paper Pkt, Coppermetal Turning 100gm, Carbon Tetrachloride 500ml, Chloroform 500ml, Carbon Disulphide 500ml, Chorinepowder 500gm, Lime Water 500ml, Filter Paper Pkt, Hydrochloric Acid N By 10 500ml, Spirit Lamp Forlamposolv 500ml, Sucrose 500gm, Blotting Paper Pkt, Starch Soluble 500gm, Boric Acid 500gm, Lens Cleaningsolution Cleansol 500ml, Coverslip Pkt, Cavity Slide Pkt, Mangnese Dioxide Tech 500gm, Neutral Ferme Chloridesolution 125ml, Starch Iodide Paper, Sodium Carbonateanhydrous 500gm, Sodium Nitroprusside 100gm, Potassium Permangnate 500gm, Ferrous Ammoniumsulphate 500gm, Oxalic Acid 500gm, Hand Gloves Box, Sulphuric Acid 500ml, Hydrochloric Acid 500ml, Nitric Acid500ml, Acetic Acid Glacial 500ml, Calcium Chloride 500gm, Ceric Ammonium Nitrate 100gm, Dimethyl Glyoxime100gm, Hydrogen Peroxide Solution 500ml, Di Sodiumhydrogen Orthophosphate 500gm, Iodine Solution N By 10500ml, Lead Acetate 500gm, Lucas Reagent Zinc Chlorideanhydrous 500gm, Potassium Iodide 100gm, Potassiumchromate 500gm, Potassium Ferrocyanide 500gm, Potassium Thiocyanate 500gm, Potassium Nitrite 500gm