A standard is a substance that is used to validate analytical procedures, calibrate analytical instruments, and verify the quality and metrological traceability of items. The value is precise. A control is employed as a standard or a point of reference for comparison with other test findings.

https://lab-training.com/laboratory-standards-reference-materials/
https://www.indeed.com/career-advice/career-development/what-is-a-control-in-an-experiment

Understand Calibrator-Standard-Control with Example/ Clinical Lab – YouTube

https://youtu.be/zCkmc1NXvas

#Calibrator : fixed value, matrix is same as sample, available in liquid or lyophilized form#Standard : fixed value, matrix is not same as sample#Control : v…