ASTM E1918-97
Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field

Standard No.

ASTM E1918-97

Release Date

1997

Published By

American Society for Testing and Materials (ASTM)

Status

Withdraw 2006-02

Replace By

ASTM E1918-06

Latest

ASTM E1918-21

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.

ASTM E1918-97 history

• 2021 ASTM E1918-21 Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field
• 2016 ASTM E1918-16 Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field
• 2006 ASTM E1918-06(2015) Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field
• 2006 ASTM E1918-06 Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field
• 1997 ASTM E1918-97 Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field