bids are invited for methanolextra pure , ethanol ing mix solvent , acetate buffer, ph 5.6 , sulfuric acid about 98 percent emplura , nitric acid about 69 percent emplura , sodium carbonate anhydrous 99.5 percent extra pure , ammonium molyboate tetrahydrate 98 percent extra pure , sodium hydroxide flakes emplura , sodium arsenate heptahydrate 98 percent aracs di- sodium hydrogen arsenate heptahydrate , hexane 99 percent for synthesis , perchloric acid 70 percent ar - acs , acetone 99 percent extra pure , sodium tungstate dihydrate 98 percent extra pure , ortho- phosphoric acid min. 85 percent emplura , quercetin hydrate 95 percent extra pure , melatoninextrapure, 99 percent , sodium chloride foranalysisempartaacs , sulfuric acid about 98percent emplura , sodium hydroxide flakes emplura , ethanol - indmix solvent , nitric acid about 69 percent emplura , hydrochloric acid about 35 percent emplura , acetatebuffer, ph5.6 , n-hexane 99 percent for synthesis , perchloricacid 70 percent ar-acs , methanol 99.5 percent extra pure , sodiumcarbonateanhydrous 99.5 percentextra pure , ammonium molybdate tetrahydrate 98 percent extra pure , sodiumarsenate heptahydrate 98 percentar- acs -di-sodium hydrogen arsenate heptahydrate , sodium tungstatedihydrate 98 percent extra pure , ortho-phosphoric acid min.85 percent emplura , phenolphthalein indicator , 5-sulphosalicylic acid 99 percent extra pure , ninhydrin , acetic acid glacial 99.5 percent extra pure , toluene 99.5 percent ar , potassium permanganate 99 percent extra pure , boricacid powder 99.5 percent extra pure , methylred indicator ar , bromocresol green , gallic acid 99 percentextra pure , dpph -2, 2-diphenyl-1- picrylhydrazyl , sodiumnitrate 99 percentextra pure , aluminium chloride anhydrous 98.0 percent extra , agarose , emeraldamp gt pcmaster mix -16 rxncat , 50bp ladder , tb green premix ex taqii -200rxn , prime script rt reagent kit -200 rxns , power up sybr green- 5ml , rnase out 250 sprays , polyvinyl pyrrolidone -