(1) A calibration certificate is generally a document that states that a specific item was calibrated by an organization. The certificate identifies the item calibrated, the organization presenting the certificate, and the effective date. A calibration certificate should provide other information to allow the user to judge the adequacy and quality of the calibration.
(2) In a laboratory database program, a certificate often refers to the permanent record of the final result of a calibration. A laboratory database certificate is a record that cannot be changed; if it is amended later a new certificate is created. See also: calibration report.