Automatic Petroleum Refractometer

  • Model: G-142-K27550
  • Manufactured by: Koehler Instruments

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Product Description:

Test Method
Refractive index is a fundamental physical property that is used in conjunction with other properties to characterize pure hydrocarbons and their mixtures. It is a useful property for concentration measurements, purity determinations and chemical identification.

Features and Benefits

• Conforms to ASTM D1218, D1747, D5006, and D5775 test specifications

• Electronic heating and cooling twin Peltier system operates from 10 to 100°C, eliminating the need for a circulating water bath

• Automated and precise refractive index measurements

• Rugged sapphire prism

• Designed for samples ranging from clear to highly colored, dark and opaque

• Measures to the fifth decimal place refractive index or hundredths place in percent solids

• Clear graphical LCD display with on-screen instructions and full menu operation

• Multipoint calibration routines maximize accuracy

• Countdown timer insures consistent sample equilibration times

• RS232C communication ports

Product Description
Electrical Requirements
G-142-K27550Automatic Petroleum Refractometer for D1218 and D1747
115/230V 50/60Hz
G-142-K27560Automatic Petroleum Refractometer without Data Storage Option for D1218 and D1747
115/230V 50/60Hz


Product Description
Calibration Fluid
Certificate of NIST traceability included.
Refractometer Communication Software Package with real-time data export into Microsoft® Excel.