Check the listing for details. Pyrex 250 ML Beaker Iodine Determination Flasks. Condition: Used. Listed at 25.00 USD. The Pyrex 250 ML beaker is a vintage scientific instrument used for iodine determination in the field of science and medicine. This collectible piece is perfect for those interested in retro scientific equipment and adds a touch of nostalgia to any laboratory. With the ability to contain 250 milliliters of liquid, this flask is a practical and unique addition to any vintage science collection.

$17.50
$25.00