Since its founding more than one hundred years ago, Parr Instrument Company has been engaged exclusively in the manufacture and sale of chemical reactors, pressure vessels, bomb calorimeters, combustion vessels, and related equipment developed specifically for laboratory use.

Throughout its long history the primary emphasis in all Parr manufacturing has been to provide its customers with quality apparatus, carefully designed for each application and backed by a competent technical support staff with many years of experience in this specialized field.

Parr – 5500 High Pressure Compact Laboratory Reactors for 25 – 600 ml

General InformationSpecificationProduct Photos Familiar Parr Designs All of the safety, convenience and reliability features which have been the hallmark of Parr pressure reaction equipment for more than 50 years have been incorporated into a new line of high pressure, compact laboratory reactors. (HPCL Reactors.) The Series 5500 HPCL Reactors are based upon our popular micro…

PARR – Series 5100 Low Pressure Reactor for 160ml – 1500 ml

General InformationSpecificationProduct Photos The Parr series 5100 Low Pressure Reactors 1. A system for running reactions similarto those that have been conducted for many years in the Parr Shaker, but which offer stirring for better scalability, higher operating temperatures and pressures, and more extensive reactor controls and instrumentation. 2. Glass vessels that permit direct observation…

PARR – Series 4590 High Pressure and High Temperature Reactors for 25 – 100 mL

General InformationSpecificationProduct Photos paper writer   These are the smallest of all Parr Stirred Reactors. They will be a good choice for chemists working with very expensive materials or materials only available in small amounts. They will also appeal to users who wish to minimize the risks associated with hazardous materials or reactions by restricting…

PARR 6400 Automatic Isoperibol Calorimeter

General InfoSpesificationProduct Photos The 6400 Automatic Isoperibol Calorimeter represents the next evolutionary step in the Parr automated calorimeters. Inclusive and compact, the instrument incorporates a closed loop cooling subsystem into the calorimeter. This subsystem uses a thermoelectric cooler assembly attached directly to a one liter water tank which supplies cooling water to the calorimeter. An…

PARR – 6200 Isoperibol Calorimeter

General InfoSpesificationProduct Photos Model 6200 is a microprocessor controlled, isoperibol oxygen bomb calorimeter which is widely used for both routine and occasional calorific tests. It uses the time-tested Parr 1108 style oxygen bomb and oval bucket in a compact calorimeter, producing reliable results with good repeatability, but differing from the 6400 Model in that the…

PARR – 6100 Compensated Jacket Calorimeter

General InfoSpesificationProduct Photos The 6100 Calorimeter has been designed to provide the user with: A moderately priced calorimeter for users who do not require the highest attainable precision. A traditional design calorimeter with removable oxygen bomb and bucket. A high speed calorimeter capable of performing up to 7 tests per hour when equipped with two bombs…