Table 1 Evaluation of mould in 63-μm house dust fraction; modified one-step assessment model
Corresponding total count without yeast (cfu/g) | Concentration limit, indicator genus | |
|---|---|---|
Aspergillus + Eurotium spp. (cfu/g) or proportion (%) | Penicillium spp. (cfu/g) or proportion (%) | |
0 – 500,000 | ≥ 200,000 cfu/g | ≥ 300,000 cfu/g |
500,000 – 2,000,000 | ≥ 20% | ≥ 20% |
> 2,000,000 | ≥ 420,000 cfu/g | ≥ 450,000 cfu/g |