Parr Instrument Company is a leading brand based in Moline, Illinois that specializes in designing, manufacturing, and selling laboratory instruments and apparatus. They offer a wide range of reactors and pressure vessels, including both standard designs and custom-built equipment, suitable for various chemical, petrochemical, pharmaceutical, and biotech research applications. In addition, Parr Instrument Company provides high-quality calorimeters for testing solid and liquid fuels, foodstuffs, and other combustible materials.

They have a strong focus on innovation, with many unique designs and automated instrumentation available. With over 60% of their sales going to international customers, the company has received recognition for its contribution to the United States' export program. Parr Instrument Company also holds certifications for quality assurance, pressure vessel design and testing, and electrical safety.

With a highly trained team of professionals and technicians, Parr Instrument Company is dedicated to providing cutting-edge solutions that meet the diverse needs of their customers