Standard Test Method for
Optimum SO3 in Hydraulic Cement Using 24-h Compressive
Strength1
This standard is issued under the fixed designation C 563; 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 C 563 – 03 Pdf free
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Click here to Astm C 562 – 91 (Reapproved 2000) Pdf free download