ASTM D 2020

Standard Test Methods for Mildew (Fungus) Resistance of Paper and Paperboard

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Given below is general information pertaining to the ASTM D 2020 Test: 


This method covers the qualitative determination of mildew (fungus) resistance of paper and paperboard, particularly for antifungal treated materials.

  1. In the ASTM D2020 method, one test piece may be tested against three individual fungal spore suspensions or a mixture. 
  2. The test has a two week incubation period.
  3. Untreated sample piece is set up as a baseline control.
  4. An uninoculated treated sample control is set up to check for presence of native fungi which may be present on the sample.
  5. Testing may be designed for both sides.

Test sample size required is usually 5 x 5 cm. Non-standard sample size depending on specific requirement of sponsor can be customized.

Additional fungi are possible to be used from the cultures available in our collection.

 3-4 weeks depending on experimental protocol and fungi used.

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