Current through Register Vol. 54, No. 45, November 9, 2024
Section 252.305 - Physical facilities(a) An environmental laboratory shall have accommodations, work areas, energy sources, lighting, heating and ventilation necessary to assure proper performance of tests and analyses.(b) The environment in which testing or analysis of environmental samples is undertaken may not adversely affect the results of the testing or analysis or the required accuracy of measurement.(c) An environmental laboratory shall document its monitoring and control of environmental conditions where monitoring or control of environmental conditions is specified in a method or by regulation.(d) There must be effective separation between neighboring work areas and between work areas and nonwork areas when the activities performed in the different areas are incompatible.(e) Adequate measures shall be taken to ensure that contamination does not adversely affect data quality.