These 125ml, narrow mouth flasks have a smooth rim and heavy, uniform wall thickness. Borosilicate glassware is a lower cost, ISO certified, alternative to PYREX brand. Supplied in a pack/12. NC-9166
$58.50This flat bottomed borosilicate filter flask has tubulation for ease of connection to filter pumps. It is ISO certified, has heavy-duty wall and permanent graduations. Tubulation: 3/8". NC-12621
$72.25These 250ml, narrow mouth flasks feature a smooth rim and heavy, uniform wall thickness. Borosilicate glassware is a lower cost, alternative to PYREX brand. Flasks are printed with capacity, graduations for approximate volume, and a marking spot. NC-7884. Sold in a pack of 12 flasks.
$70.00These 500ml, narrow mouth flasks feature a smooth rim and heavy, uniform wall thickness. Borosilicate glassware is a lower cost, alternative to PYREX brand. Flasks are printed with capacity, graduations for approximate volume, and a marking spot. NC-7885 Sold in a pack of six.
$67.00The vacuum pump is made of a durable polychloroethylene plastic and is light weight and can provide a vacuum of 50mm HG by pumping its handle. NC-6678
$50.50Two neck, one center and one angled side neck, round bottom flask with standard taper 24/40 joints. Features heavy wall spherical body and 1000mL capacity. NC-13764
$64.95
