NIOSH Method 7400 definition

NIOSH Method 7400 means the Fibers, Method 7400 of the National Institute of Occupational Safety and Health for the quantitative measure of airborne asbestos as determined by phase contrast microscopy (PCM) analysis.
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Examples of NIOSH Method 7400 in a sentence

  • The air samples collected during the work periods and following completion of abatement activities will be analyzed on-site by Phase Contrast Microscopy (PCM) in accordance with the National Institute of Occupational Safety and Health (NIOSH) Method 7400.

  • For purposes of this section fibers are defined as all fibers regardless of composition as counted in the OSHA Reference Method (ORM), NIOSH Method 7400 procedure, or asbestos fibers of any size as counted using either a scanning or transmission electron microscope.

  • The air samples will be analyzed by Phase Contract Microscopy (PCM) in accordance with the National Institute of Occupational Safety (NIOSH) Method 7400.

  • The air samples will be collected and analyzed according to the National Institute of Occupational Safety and Health (NIOSH) Method 7400 and analyzed by properly accredited laboratories or analysts.

  • In brief, air samples will be prepared and analyzed by PCM in accordance with NIOSH Method 7400, Issue 2.

  • The procedure normally utilized for asbestos follows the NIOSH Method 7400.

  • The air samples will be collected and analyzed by Phase Contrast Microscopy (PCM) in accordance with the National Institute for Occupational Safety and Health (NIOSH) Method 7400.

  • The personal air samples will be analyzed for asbestos by phase contrast microscopy (PCM) using NIOSH Method 7400.

  • This 80% value was selected as the basis as most established analysists have a coefficient of variation of approximately 0.20 using NIOSH Method 7400.

  • These tests were conducted using two methods: Phase contract microscopy (NIOSH Method 7400) and transmission electron microscopy.

Related to NIOSH Method 7400

  • Procurement Methods means any one of the procurement modes / methods as provided in the Punjab Procurement Rules 2014 published by the Punjab Procurement Regulatory Authority (PPRA), Government of Punjab, as amended from time to time.

  • Standard Methods means the examination and analytical procedures set forth in the most recent edition of "Standard Methods for the Examination of Water and Wastewater" published jointly by the American Public Health Association, the American Water Works Association, and the Water Pollution Control Federation.

  • Alternative method means any method of sampling and analyzing for an air pollutant that is not a reference or equivalent method but that has been demonstrated to the satisfaction of the commissioner and the U.S. EPA to, in specific cases, produce results adequate for a determination of compliance.

  • Method Detection Level or “MDL” means the minimum concentration of an analyte (substance) that can be measured and reported with a ninety- nine percent (99%) confidence that the analyte concentration is greater than zero (0) as determined by procedure set forth in 40 CFR 136, Appendix B. The method detection level or MDL is equivalent to the LOD.

  • Settlement Method means, with respect to any conversion of Notes, Physical Settlement, Cash Settlement or Combination Settlement, as elected (or deemed to have been elected) by the Company.