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      This standard is applicable to environmental testing, through the spherical or columnar mercury thermometer measurement of wet-bulb temperature after the calculation of relative humidity, provides a simple calculation method to help accurately assess the Humidity conditions in environmental testing, suitable for a variety of environmental testing occasions.

      This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
      Status Abolish
      CCS K04 ICS 19.040
      Release Date 1986-11-22 00:00:00 Implementation Date 1987-10-01 00:00:00
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