在空腔室OQ練習中,在EO或惰性氣體暴露期間,可用腔室體積內緊,記錄嘅溫度範圍為 ±3?of the average recorded chamber temperature at each time point should be obtained after an equilibration period. When the OQ exercise is carried out using a loaded chamber, then the±3? tolerance might not be achievable.