This standard specifies how to determine the solar reflectance of coatings using a spectrophotometer.
JIS K 5602:2008 Referenced Document
ISO 9845-1:1992 Solar energy; reference solar spectral irradiance at the ground at different receiving conditions; part 1: direct normal and hemispherical solar irradiance for air mass 1,5
JIS K 5500 Glossary of terms for coating materials
JIS K 5600-1-2 Testing methods for paints -- Part 1: General rules -- Section 2: Sampling
JIS K 5600-1-3 Testing methods for paints -- Part 1: General rule -- Section 3: Examination and preparation of samples for testing*, 2015-12-21 Update
JIS K 5600-1-6:1999 Testing methods for paints -- Part 1: General rule -- Section 6: Temperatures and humidities for conditioning and testing
JIS K 5600-4-1:1999 Testing methods for paints -- Part 4: Visual characteristics of film -- Section 1: Hiding power (for light-coloured paints)