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Independent Supplier of Industrial Weighing Equipment, Scales and Balances. UKAS Accredited Service, Calibration & Legal Verification Specialists.

E Class Test Weights

E Class Test Weights


E Class Test Weights

Northern Balance supply a full range of E Class test weights, also known as calibration masses, to enable carry out checking of weighing equipment. Test weights are supplied in different OIML (International Organization of Legal Metrology) classes appropriate for the testing of balances and scales with different resolutions. Weights are supplied in cases where appropriate.

Class E1

These weights, manufactured from stainless steel, are the highest accuracy class and are intended to be used in metrology labs, for traceability between national mass standards and OIML Class E2 weights and lower.

Class E2

For use in calibration and testing of ultra micro, semi-micro and microbalances. Made from stainless steel they are suitable for use for traceability of OIML Class F1 weights and lower.

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