ASTM E1918-97
Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field (Withdrawn 2006)
Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field (Withdrawn 2006)
E1918-97
ASTM|E1918-97|en-US
Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field (Withdrawn 2006)
Standard
E1918 Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field (Withdrawn 2006)>
new
BOS Vol. 04.04 Committee D08
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77.00
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Scope
1.1 This test method covers the measurement of solar reflectance of various horizontal and low-sloped surfaces and materials in the field, using a pyranometer. The test method is intended for use when the sun angle to the normal from a surface is less than 45 degrees.