Beginning in 2026, Rudolph Research Analytical will offer the longest warranty available in the laboratory instrumentation industry — up to 3 years on qualifying laboratory measuring instruments. This expanded warranty builds on what already sets Rudolph apart: our industry-leading 20-Year Support Guarantee. Together, they deliver unmatched protection, long-term value, and confidence that no other manufacturer […]

Pharmacopeia and Regulatory Requirements for Polarimeters Polarimetry is a key analytical technique in pharmaceutical laboratories, used to determine optical rotation, specific rotation, and enantiomeric purity of optically active compounds. Because these measurements directly affect product release, the polarimeter requirements for pharmaceuticals must comply with Good Manufacturing Practice (GMP), Good Laboratory Practice (GLP), and pharmacopeial standards. […]

Understanding DEF Testing and ISO 22241 Compliance Modern diesel engines are cleaner and more efficient than ever before, but meeting today’s strict emissions standards takes more than advanced hardware. It requires Diesel Exhaust Fluid (DEF), a simple solution that plays a crucial role in reducing nitrogen oxide (NOx) emissions. Also known globally as: DEF plays […]

Transformer oil testing – Leveraging Automated Color and Density Measurements for Transformer Oil Maintenance Programs Defining ASTM D1500 While ASTM D1500 is a method often used in manufacturing control, it is also widely applied in transformer oil testing to monitor oil quality. Technicians evaluate petroleum end products against the standardized ASTM D1500 color scale. ASTM […]