Standard Test Method for
Determining Concentration of Airborne Single-Crystal
Ceramic Whiskers in the Workplace Environment by Phase
Contrast Microscopy1
This standard is issued under the fixed designation D 6057; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
click below Astm D 6057 – 96 (Reapproved 2001) pdf free download
click here Astm D 6056 – 96 (Reapproved 2001) pdf free download