Brix Isn’t Just Sugar
How Refractive Index Measurement Supports Quality Across Industry Brix: A Familiar Term with a Much...
Critical USP <781> Optical Rotation Changes Every Lab Should Know
Executive Summary USP Chapter <781> Optical Rotation was officially revised on November 22, 2024. The...
The Rudolph R837D: Fast, Flexible Automation for Modern Analytical Laboratories
Laboratories today face increasing pressure to improve throughput, reduce operator variability, maintain regulatory compliance, and...
Manual vs. Automated Laboratory Sample Handling: Costs, Labor & ROI
A Comparative Analysis of Manual vs. Automated Workflows in Liquid Product Laboratories Introduction Laboratory sample...
21 CFR Part 11 Pricing: Avoid Hidden Per-Seat Costs from Audit Trail Retention-
The Hidden Cost of 21 CFR Part 11 Compliance: How Per-Seat Licensing Can Inflate Lab...
3 Year Warranty
Beginning in 2026, Rudolph Research Analytical will offer the longest warranty available in the laboratory...
Polarimeter Requirements for the Pharmaceutical Industry
Pharmacopeia and Regulatory Requirements for Polarimeters Polarimetry is a key analytical technique in pharmaceutical laboratories...
DEF Testing for ISO 22241 with Refractometers and Density Meters
Understanding DEF Testing and ISO 22241 Compliance Modern diesel engines are cleaner and more efficient...
Transformer Oil Testing: ASTM D1500 and D4052 with Rudolph
Transformer oil testing – Leveraging Automated Color and Density Measurements for Transformer Oil Maintenance Programs...
Automation White Papers
- Polarimeter Requirements for the Pharmaceutical Industry
- UAN Fertilizer Concentration Analysis – Measure RI & Density for % Concentration
Refractometer White Papers
- DEF Testing for ISO 22241 with Refractometers and Density Meters
- J57/J157AB Refractometer Measurement of Urea Concentration for Diesel Engine Additives
- Automobile Industry Refractometer Options Package
- Measurement of Concentration Dependence of Refractive Index to Confirm Gel Permeation Chromatography Parameter
- Measurement of Concentration Dependence of Refractive Index to Enhance Gel Permeation Chromatography for Polymer Characterization
- Refractometer Temperature Boost Option
- Ultra Low Volume Refractometer
- Refractometer Validation
- UAN Fertilizer Concentration Analysis – Measure RI & Density for % Concentration
- J157HA-BUTYRO Refractometer