Thermometer Calibration Procedure Laboratory

5 2 10 standard thermometers shall be sent for re standardization based on the calibration certificate given by the approved laboratory.

Thermometer calibration procedure laboratory.

Refer to attachment 1 for inventory of thermometers requiring vendor calibration. Meeting the criteria in this procedure demonstrates. Thermometers in the instrument being monitored until the de ionized water or ethanol reaches the temperature of interest. Thermometer calibration procedure.

Oppermann is out of print and the majority of content has been updated and published in the publications noted below. Refer to the point check calibration of laboratory thermometers record book to determine which thermometers excluding vendor calibrated equipment in attachment 1 are currently in use in the laboratory. 10 5 any difference in temperature readings between the nist traceable thermometer and the laboratory thermometer is recorded on the point check calibration of laboratory thermometers record form see 16 0. Taylor and henry v.

14 issue 2 thermometers are one of the most common types of equipment in a laboratory but it is important. Materials necessary to calibrate a thermometer for cold. Thermometers that have been adjusted for 3 consecutive months will be replaced. 5 2 9 all thermometers shall be standardized once a year and calibration record maintained annexure ii.

A similar calibration procedure can be used for thermometers intended to be used in cold processes and products. Heat the beaker of sand with thermometers in an oven to desired range. Nonadjustable thermometers will be removed from use until they have been professionally serviced. Hb 145 was developed as a source of calibration procedures for weights and measures laboratories and covered mass length and volume calibrations for field.

Take readings from calibrated thermometer and thermometer to be calibrated at selected points and compare the readings. Performance calibration and verification of laboratory testing equipment to ensure compliance with iso iec 17025 2017 and aoac requirements. Place certified calibrated thermometer and thermometer to be calibrated in a beaker of sand. Record the results using actual values on the thermometer calibration log along with the date and initials of the person performing the calibration procedure.

North carolina state laboratory of public health laboratory improvement unit june 2018 vol. Procedure and analysis 12 1 vendor calibration a.