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ISO/IEC 17025
clause 5.5.4 specifies: Records shall be maintained of each item of equipment�The records shall include�
NATA specifies maximum periods between calibrations for several classes of equipment, e.g. balances, pipettes, thermometers, timing devices. These intervals can be negotiated, depending on the circumstances. (Appendix 2 to General Requirements for Registration, 1992.) |