ASTM D6281-98 - 10.7.1998
 
1. Scope

1.1 This test method is a analytical procedure using transmission electron microscopy (TEM) for the determination of the concentration of asbestos structures in ambient atmospheres and includes measurement of the dimension of structures and of the asbestos fibers found in the structures from which aspect ratios are calculated.

 
2. Referenced Documents

D1193-24

Standard Specification for Reagent Water

D1356-20a

Standard Terminology Relating to Sampling and Analysis of Atmospheres (Includes all amendments and changes 9/7/2020).

D1357-26

Standard Practice for Planning the Sampling of the Ambient Atmosphere

D4483-25

Standard Practice for Evaluating Precision for Test Method Standards in the Rubber and Carbon Black Manufacturing Industries

D6620-19

Standard Practice for Asbestos Detection Limit Based on Counts

E177-26a

Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods (Includes all amendments and changes 5/14/2026).

E691-23

Standard Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method

ISO 10312

Ambient air - Determination of asbestos fibres - Direct-transfer transmission electron microscopy method