Cover Image

PAPERBACK
$39.75



View/Hide Left Panel

Substance

Duration of Exposure

Previous Recommendations

Current Recommendations

Year

Limit

Isopropyl alcohol

60 min

24 h

90 d

1966

400 ppm

200 ppm

50 ppm

400 ppm

200 ppm

1 ppm

Phosgene

60 min

24 h

90 d

1966

1 ppm

0.1 ppm

0.05 ppm

0.2 ppm

0.02 ppm

0.01 ppm

Sodium hydroxide

10 min

30 min

60 min

1965

4 mg/m3

4 mg/m3

2 mg/m3

2 mg/m3

2 mg/m3

2 mg/m3

Sulfur dioxide

10 min

30 min

60 min

24 h

90 d

1966

30 ppm

20 ppm

10 ppm

5 ppm

1 ppm

30 ppm

20 ppm

10 ppm

5 ppm

1 ppm

Vinylidene chloride

24 h

90 d

1966

25 ppm

2 ppm

10 ppm

0.15 ppm

Xylene

60 min

24 h

90 d

1966

200 ppm

100 ppm

50 ppm

200 ppm

100 ppm

50 ppm



The National Academies | 500 Fifth St. N.W. | Washington, D.C. 20001
Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement