Refractometer Validation Refractometer Validation – In a regulated laboratory the purchase price of an instrument is only relatively small part of the total cost. For some instruments there are expensive consumables and the manufacturer will provide the original instrument very inexpensively in order to lock the laboratory into these. For other instruments the manufacturer […]
UAN Fertilizer Concentration Analysis – Measure RI & Density for % Concentration
Rudolph Research – Fertilizer Industry Application for UAN Analysis. UAN Fertilizer Concentration Analysis – Measure RI & Density for % Concentration UAN 32 is a formulation consisting of 45% Ammonium Nitrate, 35% Urea with 20% water content. The resulting total nitrogen concentration is 32%. Half coming from the Ammonium Nitrate and the other half from […]
J157HA-BUTYRO Refractometer
BUTYRO Refractometer J157HA – for the Analysis of Food in Line with Indian Food Safety Standards All BUTYRO Refractometer J157HA offers the following features: Range 1.32 to 1.53 Refractive Index / 0 – 100 Brix which is sufficient to measure all edible oil and sugar materials in standards. Accuracy of 0.00002 Refractive Index / 0.02 […]
Refractive Index for Particle Size Analysis
Refractometers for Powder – Particle Size Analysis Refractometers to measure the RI for Powder Size Analysis – In May 2015 Rudolph Research Analytical released additional capabilities for all pharmaceutical level refractometers. The J257, J357, and J457 refractometers come standard with a method for measuring the RI or refractive index of powders as required by a […]
The Rudolph Research J257 & J357 Refractometers
Rudolph’s J257 is a Digital, Bench-top Refractometer, featuring electronic cooling and heating with an extended, refractive index (RI), measurement range. The wide range of 1.26 – 1.72 means that this instrument can measure all materials in every pharmacopeia.One of the most capable and advanced digital, bench-top refractometers available for use in modern laboratories today. The […]
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