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ASTM G85 – Standard Practice for Modified Salt Spray (Fog) Testing


This practice covers and sets forth conditions for five modifications in salt spray (fog) testing for specification purposes. These are in chronological order of their development:

  1. acetic acid-salt spray test, continuous
  2. cyclic acidified salt spray test
  3. seawater acidified test, cyclic (SWAAT)
  4. SO2 salt spray test, cyclic
  5. dilute electrolyte cyclic fog dry test


acidic salt spray; corrosion; salt spray

ASTM G85 Accredited Laboratory

Applied Testing & Geosciences, LLC is accredited for performing tests using the ASTM G85 standard.

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