Standard Test Methods for
Sampling and Testing Fly Ash or Natural Pozzolans for Use
in Portland-Cement Concrete1
This preferred is issued beneath the constant designation c 311; the quantity straight away following the designation suggests the 12 months of
original adoption or, inside the case of revision, the 12 months of last revision. a number of in parentheses suggests the year of final reapproval. a
superscript epsilon (e) indicates an editorial exchange since the ultimate revision or reapproval.
This widespread has been authorized to be used via corporations of the branch of protection
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