bids are invited for boron trifluoride diethyl etherate synthesis grade 4 bottle each 25 ml , gamma-aminobutyric acid synthesis grade 25 g , azobisisobutyronitrile synthesis grade 100 ml , mwcnt -cooh acid functionalized g.t. 90 percentage carbon basis 9.5 nm by 1.5 um 1 g , diamond, nanopowder l.t. 10 nm tem g.t. equal to 95percent trace metals basis 5 g , tlc aluminum sheets silica gel 60 f254 25 sheets 20 cm by 20 cm , polyethylene, ultra-high mol. wt. surface-modified powder 34-50 mm 100 g , funnel, buncher, thin stem, made of porcelain, diameter 20 mm. , funnel, buncher, thin stem, made of porcelain, diameter 50 mm. , funnel, buncher, thin stem, made of porcelain, diameter 86 mm. , evaporation flask for rota eveporator ns 29 or 32 100 ml , evaporation flask for rota eveporator ns 29 or 32 250 ml , chromatography columns, length 300 mm, diameter 15 mm with ptfe key , chromatography columns, length 500 mm, diameter 30 mm with ptfe key , flasks buncher filtering heavy wall tubulation, socket and silicon cork 100 ml , flasks buncher filtering heavy wall tubulation, socket and silicon cork 250 ml , filter paper, no.1 diameter 110 mm, pack of 100 total quantity : 26