General Purpose 4790 Series Vessels are available in volumes of 25, 50, and 100 mL, with temperatures up to 350 C and maximum pressure of 3000 psi (200 bar). They come standard with dip tube, three valves, gage, rupture disc, and thermocouple. The High Pressure/High Temperature version of these Vessels come in the same volumes of 25, 50, and 100 mL volumes but through a unique head redesign can achieve temperatures of 500 C and maximum pressure of 5000 psi (350 bar). The HP/HT Vessels include two valves as standard. Both the General Purpose and the HP/HT vessels are available as either moveable or fixed head design. Common to both are the Parr Split Ring closure with 6 cap screws.
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