Hygroscopic properties of fire-retardant treated wood and wood-based products (NT BUILD 504)

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  • Report #: NT BUILD 504
  • Approved: December 2003
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This test method prescribes the procedure for determining the equilibrium moisture content of fire-retardant treated (FRT) wood and wood-based product samples after exposure to a standard high relative humidity condition of 90 ± 3% at 27 ± 2°C.


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