Parr Instrument Company

Pressure Vessels, stirred and non-stirred, used at elevated temperatures and pressures in the catalytic hydrogenation, organic synthesis and the polymerization processes. Parr also specializes in providing complete systems for batch, semi-batch and continuous-flow applications. Parr's Oxygen Combustion Calorimeters determine the heat of combustion in solid, liquid and refuse derived fuels. Additionally, Parr offers Sample Preparation Equipment used in the acid digestion process in either microwave or convection ovens for trace metal analysis.