procurement of laboratory materials procurement of laboratory materials for ntep 2021-22 , procurement of laboaratory items for ntep 2020-21 , sputum cups ( 50 ml capacity -wide mouthed with leak proof lid made of white thin transparent plastic. size 3.5 cm diameter, 6 cm height ) , micro slides ( size 76mm x 26 mm, thickness 1.3 mm, edges polished, sealed in a moisture absorbing desiccant pack ) , con.sulphuric acid ( 500ml ) - ( chemical structure h2so4, molecular weight98.83, purity 95 -97 %, colour clear, 500 ml bottle , phenol ( carbolic acid ) ( 500ml ) -chemical structure c6h5oh, molecular weight94.11, purity 95.5 %, melting point 40ºc + 2, 500 ml bottle , basic fuchsine dye ( 25gm ) - chemical name pararosaniline dye hydrochloride, chemical structure c19h18n3cl, molecular weight323.8, colour - metalic green, dye content should be available on the container, approximately 85% - 88% ( to calculate the required amount of basic fusion, divide actual amount by the dye content, 25g bottle , methylated sprit ( 500ml ) chemical name ethanol denatured + 5% isopropyl alcohol + 5% methanol, chemical structure c2h5oh, molecular weight 46.07, purity 90%, 500g bottle. , distilled water - 5 litre can , slide box ( pvc ) - 100 slide capacity made of rigid pvc lid with hinges , slide box ( pvc ) - 50 slide capacity made of rigid pvc lid with hinges , filter paper sheet 60cm x 40cm , lens paper - ( kodak ) book of 20 sheets , diamond pencil - premium quality 12 cm length , tissue paper roll - 25cm x 25cm soft and fine tissue , staining rack - 50 cm, stainless steel , silica gel - 1 / 2 kg ( 500gm ) , methylene blue -chemical name - methylthiomine chloride, chemical structure c16h18cln3s, molecular weight 319.9, dye content -should be available on the container. approximate 82%, 25g bottle , falcon tube - screw cap lid with conical bottom 50ml sterile , parafilm ( meter ) - 1 inch width, stretching type water proof , auramin o - 25g , mortar and pestle - 5 inch , surgical forceps - 6 inch , autoclave drum 25cm heigh, 25 cm width, 10 litre capacity , indicator tape for steam autoclave - 1x500 ( tarsons ) , hypochlorite solution - 5 percent ( 5 litre )