SYNTHWARE PRESSURE VESSEL, HEAVY WALL, PROTECTIVE COVERING Due to the protective coating, this product has a working temperature of -40 ℃ to 80 ℃ . Complete apparatus is supplied with vessel, Teflon ® bushing and EP ® O -ring. *Protective coating may become yellow over time; this does not affect product integrity

*Important Warnings for Pressurized Glassware: Due to varying conditions, we cannot guarantee glass vessels from breakage under pressure. Always work behind a safety shield.

*Maximum Pressure: 88 psi at room temperature