ASTM. Standard Test Method for Evaluating Degree of Surface Disfigurement of Paint Films by Microbial (Fungal or Algal) Growth or Soit and Dirt Accumulation
ASTM. Standard Test Metho...
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ASTM. Standard Test Method for Evaluating Degree of Surface Disfigurement of Paint Films by Microbial (Fungal or Algal) Growth or Soit and Dirt Accumulation