Page:NIOSH Manual of Analytical Methods - 5515.pdf/7

 POLYNUCLEAR AROMATIC HYDROCARBONS by GC: METHOD 5515, Issue 2, dated 15 August 1994 - Page 7 of 7

Table 3. Exposure Limits.

COMPOUND (alphabetically)

OSHA

NIOSH

ACGIH

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17.

--0.2 mg/m 3 0.2 mg/m 3 (benzene sol.) -0.2 mg/m 3 (benzene sol.) 10 ppm 0.2 mg/m 3 --

---0.1 mg/m 3 (cyclohexane sol.) -lowest feasible, carcinogen 10 ppm; STEL 15 ppm ---

suspect carcinogen --suspect carcinogen -suspect carcinogen 10 ppm; STEL 15 ppm ---

ACENAPHTHENE ACENAPHTHYLENE ANTHRACENE BENZ[A]ANTHRACENE BENZO[B]FLUORANTHENE BENZO[K]FLUORANTHENE BENZO[GHI]PERYLENE BENZO[A]PYRENE BENZO[E]PYRENE CHRYSENE DIBENZ[A,H]ANTHRACENE FLUORANTHENE FLUORENE INDENO[1,2,3-CD]PYRENE NAPHTHALENE PHENANTHRENE PYRENE

Table 4. Approximate PAH retention times. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17.

COMPOUND NAPHTHALENE ACENAPHTHALENE ACENAPHTHENE FLUORENE PHENANTHRENE ANTHRACENE FLUORANTHENE PYRENE BENZ[a]ANTHRACENE CHRYSENE BENZO[e]PYRENE BENZO[b]FLUORANTHENE BENZO[k]FLUORANTHENE BENZO[a]PYRENE DIBENZ[a,h]ANTHRACENE BENZO[ghi]PERYLENE INDENO[1,2,3-cd]PYRENE

RETENTION TIME (min)* not available 7.66 8.37 10.5 15.0 15.3 21.4 22.6 29.4 29.6 36.4 35.1 35.2 36.2 43.9 45.6 43.6


 * NOTE: Actual retention times will vary with individual columns and column age.

NIOSH Manual of Analytical Methods (NMAM), Fourth Edition, 8/15/94