Collection: OIML E1 Calibration Weights

Discover our premium range of OIML Class E1 calibration weights, designed for the highest levels of accuracy and precision in mass measurement. Manufactured to meet the stringent requirements of OIML R 111-1, E1 weights offer exceptionally low maximum permissible errors, making them ideal for calibrating and verifying high-precision balances and mass standards.

Suitable for use in metrology laboratories, pharmaceutical environments, research facilities and other precision weighing applications, our E1 weights deliver outstanding stability, reliability and long-term performance.

Available in a range of nominal values and configurations, our OIML E1 weights provide a dependable solution for applications where measurement accuracy is critical.