Across the world, millions of trucks move the goods we all rely on. But with that movement comes a responsibility to protect the air we breathe. That’s where diesel exhaust fluid (DEF) plays a vital role. Known as AdBlue in Europe and Asia, BlueDEF in North America, and Arla 32 in Brazil, this simple, clear […]
Diesel Exhaust Fluid (DEF), ISO 22241 Compliance, and Rudolph Refractometers
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J57/J157AB Refractometer Measurement of Urea Concentration for Diesel Engine Additives
J57AB /J157AB Refractometers for Measurement of Urea Concentration for Diesel Engine Additives Standards Designed in accordance with DIN 70071 / ISO 22241-2 Basic operation The J57AB is a sub model of the J57HA and most details on the Technical Bulletin 941 apply; the J157AB is a sub model of the J157 and most details on […]
Automobile Industry Refractometer Options Package
Suggested users Car and truck manufacturing factories looking to check fluids before they are put in new vehicles Laboratories which analyze fluids from in-service vehicles Companies making concentrated urea solutions that will eventually get diluted and sold to use in diesel engines Companies buying concentrated urea solutions and diluting them for use in diesel engines […]
Measurement of Concentration Dependence of Refractive Index to Confirm Gel Permeation Chromatography Parameter
Measurement of Concentration Dependence of Refractive Index to Confirm Gel Permeation Chromatography Parameter Application Note November 2019 by Gabor Kiss Background: Gel Permeation Chromatography Refractometer One of the workhorse techniques for polymer characterization is Gel Permeation Chromatography (GPC) which is used to measure molecular weight, molecular weight distribution, degree of branching, radius of gyration, solvent […]
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