The company NIK. & CHAR. TOMASSIS S.A. has standard certified weights from 1mg up to 2 tons:
- All precision classes E1-E2, F1-F2, M1-M2 are available.
- It is in accordance with the international regulations set by the International Bureau of Meters & Stations (Organization Internationale de Metrologie Legale, O.I.M.L.).
- Accompanied by an internationally recognized certificate of accuracy from the internationally recognized organization COFRAC (Comite Francais d'Accreditation).
- They have a serial number.