RH Testing: Now Faster Than Ever!
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Last updated on August 18th, 2026
Jason Spangler, Vice President of Sales for Wagner Meters, explains an update to ASTM F2170: RH test readings are now documentable after 24 hours of equilibration rather than 72.
For the full explanation, including the ASTM Precision and Bias study behind the change, read ASTM F2170 authorizes official RH test results after 24 hours.
Last updated on August 18th, 2026