Schlenk flask
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A Schlenk flask, or Schlenk tube, is a reaction vessel typically used in air-sensitive chemistry, invented by Wilhelm Schlenk. It has a side arm fitted with a PTFE or ground glass stopcock, which allo
Three Schlenk flasks with 500, 250 and 100 mL volume on cork rings.
A pear-shaped Schlenk flask. The flask's sidearm contains a greased stopcock valve, and the flask is capped with a Suba•Seal septum that has not been turned down.
A heavy walled, tube shaped, Schlenk bomb fitted with a large bore plug valve designed for high temperature closed system reactions.
A Straus flask often called a solvent bomb. "Solvent bomb" is any Schlenk bomb dedicated to storing solvent. It is the construction of the flask neck which makes a Straus flask unique.
Laboratory glassware
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Laboratory glassware is a variety of equipment used in scientific work, traditionally made of glass. Glass may be blown, bent, cut, molded, or formed into many sizes and shapes. It is commonly used in
Schlenk flask
…argon). These flasks are often connected to Schlenk lines, which allow both operations to be done easily. Schlenk flasks and Schlenk tubes, like most laboratory glassware, are made from borosilicate glass. Schlenk flasks are round-bottomed, while Schlenk tubes are elongated. They may be purchased off-the-shelf from…
Three beakers, an Erlenmeyer flask, a graduated cylinder and a volumetric flask
Late 17th-century laboratory glassware in the painting by Cornelis de Man (National Museum in Warsaw).
A chemist with laboratory glassware, November 1918
Brown glass jars with some clear lab glassware in the background