使用能检测单个亚测微计及较大粒子的仪器在控制尘埃区域及无菌区中连续测定空气中悬浮粒子的大小及计数

• Standard Practice for Continuous Sizing and Counting of Airborne Particles in Dust-Controlled Areas and Clean Rooms Using Instruments Capable of Detecting Single Sub-Micrometre and Larger Particles