General Purpose Viscosity Reference Standards

Certified in strict accordance with ASTM D2162, the primary method for viscosity standards manufacture. Dual  certified to the International Standards BS EN ISO / IEC 17025 and ISO Guide 34 under our UKAS accrediatation. We test at Primary level using master...

CONOSTAN® Viscosity Standards

The same product reliability and stability that our customers trust in metallo-organic standards are now available in General Purpose Viscosity standards. These certified, mineral oil based, viscosity standards were developed for calibration and verification of all...