... @with highly effective filter @ISO9001&ISO13485 SW-CJ-2F vertical airflow stainless steel labortory clean workbenchFEATURES:1,The ... , pharmacy, chemical experiment, electronics, national defense, precision instrument, meter, academy and other industries, used for air cleaning.2,The ... s(adjustable)Product Pictures: Production process: SW-CJ-2F vertical airflow stainless steel labortory clean workbench