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new astm inbound

#1
I have high hopes for WK47030

WK28850 New Practice for the Measurement of Surface pH of Concrete Floor Slabs.

WK42981 New Test Method for Determining Relative Humidity on the Surface of Concrete Floor Slap Using Humidity Probe and Insulated Hood Measurements Applied Over A Moisture Control Film on Concrete

WK47030 New Practice for Evaluating Concrete Floor Systems to Receive Resilient Flooring
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#2
The F2420 standard is in the process of being withdrawn from publication.  It is currently still an active standard, but we expect it to be withdrawn from publication within the next few months.

http://www.astm.org/Standards/F2420.htm
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