Standard Test Method for
Alternating-Current Magnetic Properties of Materials at
Power Frequencies Using Wattmeter-Ammeter-Voltmeter
Method and 25-cm Epstein Test Frame1
This wellknown is issued under the constant designation a 343/a 343m; the variety at once following the designation shows the year
of original adoption or, in the case of revision, the year of final revision. a range of in parentheses suggests the 12 months of last reapproval.
a superscript epsilon (e) suggests a piece of writing trade because the last revision or reapproval
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