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Table 2 In Home Airborne Sample Concentrations

From: Airborne cow allergen, ammonia and particulate matter at homes vary with distance to industrial scale dairy operations: an exposure assessment

Sample Type samples (n) % < LOD LOD mean SD min median max
Bos d 2 μg/m 3 70 16 0.02 0.3 0.4 < 0.02 0.4 1.9
NH 3 ppb 79 9 0.9 8.8 10.6 < 0.9 6.0 56.0
TD μg/m 3 75 0 1.1 35.0 54.7 2 22 385