24.調製化療藥品之Class II生物安全操作櫃(biologic safety cabinet),有關其空氣品質與清潔度,下列何者正確?
(A)horizontal HEPA-filtered air and Class 100 environment
(B)vertical HEPA-filtered air and Class 100 environment
(C)horizontal HEPA-filtered air and Class 1000 environment
(D)vertical HEPA-filtered air and Class 1000 environment