NIOSH Manual of Analytical Methods


What’s New – 5th Edition

Welcome to the 5th Edition of the NMAM. This new edition of the NMAM has incorporated a new method approval process. The new methods along with the backup data report and the independent laboratory user-check have gone through an extensive technical review. The approved methods will be posted as they become available.

New methods are listed by NIOSH Number and by Chemical Name.

Page last reviewed: June 6, 2014