Standard Practice for
Comparing Particle Size in the Use of Alternative Types of
Particle Counters1
This standard is issued under the fixed designation F 660; 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 to download Astm F 660 – 83 (Reapproved 2002)e1 Pdf free
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Click here to Astm F 659 – 98e Pdf free download