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SGS U.S. Testing Company, Inc Mold Testing
Concrete Treat: Concrete Blanket & Sealer Results
Report No.: 166429-18
Date: May 6, 2002
SUBJECT: Resistance to Mold Growth of Surface Coatings
REFEENCE: Letter
SAMPLE ID:
One sample was received from the client on 3/11/02. The samples were received in good condition. The sample was applied to concrete for testing purposes.
TEST REQUIRED:
The samples were tested in accordance with ASTM D 3273-94. The samples were placed in an environmental chamber at 90 degrees Fahrenheit and 90% R.H. (Relative Humidity) and suspended over potting soil that was inoculated with the following fungus:
1. Aureobasidium Pulluans
2. Aspergillus Niger
3. Penicillium
The samples were exposed to this environment for 4 weeks.
TEST DATE: 3/23/02
TEST DATA:
Ratings: 10 = No Growth, 0 = Sample Completely Covered
Sample Applied to Concrete
Front Side
Sample |
|||
1 |
2 |
3 |
|
Week |
Rating |
||
1 |
10 |
10 |
10 |
2 |
10 |
10 |
10 |
3 |
10 |
10 |
10 |
4 |
10 |
10 |
10 |
Requirement: No sample shall differ more than 2 rating units.
Back Side
Sample |
|||
1 |
2 |
3 |
|
Week |
Rating |
||
1 |
10 |
10 |
10 |
2 |
10 |
10 |
10 |
3 |
10 |
10 |
10 |
4 |
10 |
10 |
10 |
Requirement: No sample shall differ more than 2 rating units.
CONCLUSION: No mold growth was observed on any of the specimens during the 4 week exposure period.
Testing Results Issued By:
Jeff Simmons, Dept. Manager/Project Evaluation
Dale E. Holloway, Tulsa Branch Director
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