但新版的MHRA指南里的4.3节规定
Simple electronic systems with no configurable software and no electronic data retention (e.g. pH meters, balances and thermometers) may only require calibration, whereas complex systems require ‘validation for intended purpose’.
无可设置参数的软件,无电子数据保存的简单电子系统(如pH计、天平和温度计)可能只需要进行校正,而复杂的系统则需要“依其既定用途进行验证”。