Handheld Refractometers
Unmatched Capabilities in a Fully Portable Refractometer Rudolph brings decades of leadership with High Accuracy, Bench top Refractometers to Handheld Instrumentation With the experience and innovation gained from over 2 decades of leadership in Refractometer design and manufacturing, Rudolph introduces the new benchmark for Handheld Refractometers. The J27 Refractometer is entirely untethered yet refuses to accept…
Read MoreRefractometer Overview
Refractometer Models by Rudolph Research Analytical Select a Refractometer for your demanding Laboratory application from the wide range of instruments available from Rudolph Research. Rudolph is a leading analytical laboratory instrument supplier, manufacturing precision quality benchtop instruments for the Pharmaceutical, Chemical, Petroleum, Petro-Chemical, Food, and Beverage industries. All our instruments are designed to meet specific…
Read MoreAutoflex R837
AutoFlex® R837 Flexible Automation Solution Automate your Density, Specific Gravity, Optical Rotation, Specific Rotation, Refractive Index, Brix, Urea, Color (Reflectance and transmittance), pH measurements and more.
Read MoreInstrument Combinations
Versatile Density Meter and Refractometer Instrument Combinations from Rudolph Research Analytical. Combined Density – Refractive Index instruments Many users need to measure both refractive index and density and feel that a combined system will be a good alternative. The advantages of such a system are many; Since parts are shared the total cost of the…
Read MoreJ57 VT
Digital Refractometer for Heavy Use, High Accuracy, Food Quality Testing
Read MoreJ47 – Food & Beverage Refractometer
Food – Beverage Refractometer – Eliminates User Interpertation and Automatically Corrects for Temperature
Read MoreJ457 Digital Refractometer
The J457 Electronic, Laboratory Refractometer is the most capable instrument in the Rudolph Research Refractometer Product Line. 3 models/configurations are available. All come with Rudolph’s exclusive Smart Measure™ Technology that virtually insures accurate Refractive Index (RI) and BRIX, measurements by automatically detecting sample problems. The J457 can determine when the prism is improperly cleaned, insufficient sample is…
Read MoreJ357
Designed as a research quality instrument the Rudolph J357 Automatic Digital Refractometer offers one of the highest measurement ranges of any instrument in the Rudolph refractometer product line. This instrument offers the same extra wide RI measurement range as our chemical industry refractometer models combined with the high accuracy of our food industry refractometer models.
Read MoreJ257
The Rudolph Research J257 Wide Range Refractometer was developed by working together with laboratory refractometer users from the polymer, petroleum, petrochemical, pharmaceutical and essential oil industries.
Read MoreJ157
The Rudolph J157 model of Refractometers offers high performance and a range of features to suit many demanding applications in laboratories and harsh industrial environments. Rudolph Research Analytical, working together with refractometer (Refraktometer) users from various countries and disciplines, has developed the J157 series of Digital Refractometers.
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