The Standards and Calibration Laboratory (SCL) holds the official reference standards of physical measurement for Hong Kong and provides calibration services in various areas traceable to the International System of Units of Measurements (SI).

• 标准及校正实验所除了保存香港官方的物理测量参考标准外，亦就不同范畴提供可溯源至国际单位制的校正服务。