Breaking News: 24 Hour Equilibration Soon to Replace 72 Hours


The ASTM F06 committee has approved changing the F2170 standard from 72 to 24 hours for a final, official reading. This still has to be published by ASTM so wait until the official release before using the new standard, but this is excellent news for users of the Rapid RH! The Rapid RH® 4.0 has been replaced with the Rapid RH® L6.

Concrete Videos, Rapid RH
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