American Conference of Governmental Industrial Hygienists (ACGIH®), your industrial hygiene, environmental, occupational health and safety resource that advances worker health and safety and offers books, conferences, and education and training courses.

Site MapContact UsFAQsHome


Search  
Advanced

AboutProductsMembershipEducationTLV/BEI ResourcesFoundationResources
Sign up for the ACGIH.ORG Mailing List


TLV®/BEI® Resources



Notice of Intended Changes (NIC)

2008 TLVs® AND BEIs®
SUBSTANCES AND AGENTS LISTING




CHEMICAL SUBSTANCES TLVs®
2008 NOTICE OF INTENDED CHANGES (NIC)
Beryllium and compounds
Bromoform
Cresol, All isomers
Dibutyl phosphate
Diethanolamine
Endosulfan
Ethanol
Ethyleneimine
Ferbam
Hydrogen sulfide
Lead arsenate (withdraw adopted
    Documentation and TLV® due to
    insufficient data)
Methyl isobutyl ketone
Methyl parathion
α-Methyl styrene
Mineral oil
Oil mist, mineral (withdraw adopted
    Documentation and TLVs®; see NIC entry
    for Mineral oil)
Portland cement
Propyleneimine
Rubber solvent (Naphtha) (withdraw adopted
    Documentation and TLV®; see NIC entry
    for Appendix H; Reciprocal calculation
    method for certain refined hydrocarbon
    solvent vapors)
Soapstone (withdraw adopted Documentation
    and TLVs®; see NIC entry for Talc)

  Sulfur dioxide
Sulprofos
Talc
4,4'-Thiobis(6-tert-butyl-m-cresol)
Thionyl chloride
Toluene-2,4- or 2,6-diisocyanate
Vanadium pentoxide
VM&P Naphtha (withdraw adopted
    Documentation and TLV®; see NIC entry
    for Appendix H; Reciprocal calculation
    method for certain refined hydrocarbon
    solvent vapors)

PHYSICAL AGENTS TLVs®
2008 NOTICE OF INTENDED CHANGES (NIC)
Electromagnetic Radiation and Fields
    — Static Magnetic Fields
Electromagnetic Radiation and Fields
    — Radiofrequency and Microwave
    Radiation
Electromagnetic Radiation and Fields
    — Lasers

BIOLOGICAL EXPOSURE INDICES (BEIs®)
2008 NOTICE OF INTENDED CHANGES (NIC)
Carbon disulfide
Tetrachloroethylene


Last update on 01/31/2008. Questions or problems? Please contact us. © 2008 American Conference of Governmental Industrial Hygienists, 1330 Kemper Meadow Drive, Cincinnati, Ohio 45240, 513-742-2020. ACGIH® and related marks are marks of the American Conference of Governmental Industrial Hygienists. All Rights Reserved. Terms of Access. ACGIH® Privacy Policy. Site Map.