Calibration Service Selection Give a calibration laboratory the instrument identity, range, parameter, service location, required uncertainty, certificate needs, and acceptance requirements. Contents Start with the measurement requirement Identify the instrument completely Specify the calibration parameter and range State the test points that matter Define the required measurement capability Clarify the service location Describe certificate expectations Explain how to handle an out-of-tolerance result Include logistics and timing Use a complete request checklist Start with the measurement requirement A laboratory needs more than an instrument name to prepare a technically suitable calibration quotation. State what the instrument measures, the range used, the required result, and the decision supported by the measurement. A request such as "calibrate one pressure gauge" leaves important questions unanswered. The laboratory still needs the pressure range, medium ...