KESSLER’S rigid manufacturing, tolerances and inspection ensures the production of ASTM thermometers that are well within the dimensional and accuracy specifications of E-1 and E-77 of ASTM.
RTF Scientific operates as a single business that distributes analytical instrument used for biodiesel testing, petroleum testing, environmental analysis and measurement of chemical compound. RTF Scientific provides the highest—quality instruments available at the best value to our customers. Our products are supported by energetic and friendly service engineer and application personnel.