Code identifying type of equipment used for shipment.

Temperature.

W0902 is the minimum allowable temperature condition for shipment (degrees fahrenheit.)

Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken

Temperature.

W0904 is the maximum allowable temperature condition for shipment (degrees fahrenheit.)

Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken

Free-form text.

W0906 is used to describe the environment required within an ocean-type, refrigerated container when other than normal air is required.

Code describing the setting on the air vents on ocean-type containers

Percent expressed as 0 to 100

W0908 is the Humidity Percentage.

Numeric value of quantity.

W0909 is the Number of Air Exchanges Per Hour.