BTEX

Maximum

Minimum

Average

NR-15

NIOSH

Benzene

435.43

46.72

211.87

0

3.20 × 102

Toluene

342.46

25.54

107.50

2.90 × 105

3.75 × 105

Ethyl benzene

30.07

7.10

17.48

3.40 × 105

4.35 × 105

Xylenes

9.36

89.73

26.50

3.40 × 105

4.35 × 105