This 140mL pressure tube by Ace Glass with a #25 PTFE threaded screw cap is designed to withstand high pressure and temperature conditions, making it suitable for use in physical, dental, microbiological, medical, and biological laboratories. The thick wall construction ensures durability and longevity, while the cap securely seals the contents of the tube. Manufactured in the United States, this glassware is of top quality and conforms to industry standards. Ideal for a variety of applications, including sample storage, transportation, and processing, this ACE GLASS pressure tube is a must-have for any laboratory.