Course E2 weights are supposed to be used within the First verification of course F1 weights and to be used with weighing devices of precision course I. Class E2 weights or bodyweight sets shall often be accompanied by a calibration certificate. These weights are traceable and thus have Accredited values https://simonhznbp.frewwebs.com/31521487/the-smart-trick-of-bailing-wire-that-no-one-is-discussing