Technical Notes

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No. Title Subject
TN100 Precision and Accuracy - Assessing Your Calorimeter How to determine the range of acceptable results for your calorimeter
TN101 Calibration of Oxygen Bomb Calorimeters Procedures for Standardization of Parr Oxygen Bomb Calorimeters
TN102 Standard Recommended Practice Factory repair service and user maintenance guidelines
TN104 Combustion Calorimetry Applications There are six major applications for oxygen bomb calorimeters
TN105 Calorimeter Selection Criteria Factors which influence the selection of a calorimeter
TN106 Explosives and Propellants Parr Dynamic Pressure Recording System monitors the pressure associated with fast decomposition
TN107 Parr Calorimeter Parts Kits Oxygen Bomb Maintenance Kits, 1 Year Service Kits, & Calorimeter Spare Parts Kits


No. Title Subject
TN202 Laboratory Reaction Systems System design aspects for batch, semi-batch, and continuous flow mode reactors
TN203 pH Measurement in Pressure Vessels pH Measurement to 500 psi and 135 °C
TN204 Hydrometallurgical Applications Characteristics of Pressure Reactor Systems used for Hydrometallurgy Extractions
TN205 Sample Vessels Sample Vessels for Liquid or Vapor Samples at 3000 psi (200 bar) at Temperatures to 300 °C
TN206 Temperature Limits of High Temperature Systems Factors that determine the Maximum Allowable Working Temperature in Reactors
TN208 Trademarks and Alloys Designations, Trade Names, and Ordering Information for Alloys
TN209 Parr Reactor Stirrer Options Five different types of stirring options are available for Parr Reactors
TN210 Stirrer Drives for Parr Reactors Matching the best stirring package with your Parr Reactor and application
TN211 New Spiral Stirrer Alternate Stirrer package for viscous material stirring
TN218 External Valves, Gages, and Fittings What options are available when stainless steel is not suitable for external parts
TN219 Excess Flow Valves Excess flow valves are an added safety feature for gas feed lines
TN220 Bottom Drain Valves Guide for selecting bottom drain valves
TN221 Rupture Discs Considerations for selection of a safety rupture disc
TN227 Windows Window design, ratings, and applications in Parr Reactors and Pressure Vessels
TN228 Horizontal Biomass Reactors Horizontal reactors for stirring biomass
TN231 Liquid Agitation Power Required to Rotate an Impeller
TN232 Minimum Fluidization Velocity for Fluidized Bed Reactors Estimating the Minimum Fluidization Velocity for a Fluidized Bed Reactor
TN233 Heat Exchangers and Pre-heaters Heat Exchangers and Pre-heaters
TN304 Parr Instrument Company Certifications An explanation of the principal Quality Certifications for Parr Instrument Company