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. Author manuscript; available in PMC: 2024 Jul 16.
Published in final edited form as: J Occup Environ Hyg. 2017 Jun;14(6):427–437. doi: 10.1080/15459624.2017.1285492

TABLE VIIIb.

Categorical Evaluation of NF-FF Model – Far Field, ECC: Exposure Control Category; PEL: OSHA Permissible Exposure Limit; AL: Action Limit. TLV: ACGIH TLV

NF-FF Categorical Accuracy – Far Field

Toluene 2-Butanone Acetone Toluene 2-Butanone Acetone
ECC PEL = 200 ppm PEL =200 ppm TLV = 250 ppm AL = 100 ppm AL = 200 ppm AL = 125 ppm
1 1/1 1/1
2 6/6 6/6 6/6 4/4 4/4 2/2
3 1/2 2/2 3/3 3/3 3/3 3/4
4 2/2 2/2 3/3
Total 8/9 9/9 9/9 9/9 9/9 8/9