DWK Life Sciences (Wheaton) Round Bottom Flask, 250 mL

• Apparatus for a wide range of organic chemistry experiments at a lower price than purchasing the components separately
• DWK Life Sciences (Wheaton) standard taper Clear-Seal# grease-free joints provide smooth, unground surfaces, which seal without grease and reduce seizing and contamination from grease
• Clear-Seal# joints can replace ground units in any application and provide other important advantages over ground joints:
• Superior in vacuum and radioactive applications
• Smooth surfaces resist contamination
• Cleaning is simple and thorough
• Interchangeable with ground joints
• All chemical changes and thermometer scales remain visible through the joints
• Clear-Seal# joints have never been weakened by grinding and are formed from special wall tubing that is heavier than standard wall for extra strength
• Manufactured from DWK Life Sciences (Wheaton) 33 low extractable borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements
• Clear-Seal# joints are produced to American Standard Taper dimensions and can be used interchangeably with any standard taper ground joints
• Enjoy Clear-Seal# joints exclusively or couple them with ground joints and get maximum results
• DWK Life Sciences (Wheaton) Micro Kit catalog number 773900 is packed in a high-density polyethylene case with a foam insert to protect components against breakage
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