Rudolph Research Analytical

Rudolph Research Analytical is a manufacturer of laboratory instruments, including refractometers, density meters, polarimeters and saccharimeters, along with laboratory sample automation systems. Its instruments are used in pharmaceutical, chemical, petroleum, sugar, food, distillery and beverage laboratories. The company states it has been operating for over 50 years and sells in more than 80 countries.

TTB-approved digital density meters (DDM series) for precision alcohol proofing, % ethanol testing, and density determination.; High-precision digital density meters, benchtop refractometers, and TTB-compliant alcohol proof calibration standards for spirits and beverage bottlers

Refractometers, density meters, polarimeters, saccharimeters, laboratory sample automation systems, alcohol proof measurement instruments, drug diversion testing instruments, calibration standards.