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

Resources



ACGIH® Press Release

ACGIH® BOARD RATIFIES 2013 TLVs® and BEIs®

2013 TLVs® and BEIs®
Substances and Agents Listing




TLV®/BEI® DEVELOPMENT PROCESS: AN OVERVIEW
2013 NOTICE OF INTENDED CHANGES (NIC)
Note: See http://www.acgih.org/TLV/Proposed_
TLV-BEI_Development_Process.pdf
for proposed revisions to the TLV®/BEI® Development Process: An Overview section. Proposed revisions include a revised submission deadline for comments.

CHEMICAL SUBSTANCES TLVs®
2013 NOTICE OF INTENDED CHANGES (NIC)
Acetaldehyde
Acetone
Argon (withdraw adopted Documentation;
    refer to Appendix F: Minimal Oxygen
    Content)
Atrazine
Barium sulfate
1-Bromopropane
Dimethylamine
Ethyl isocyanate
Ethylidene norbonene
Helium (withdraw adopted Documentation;
    refer to Appendix F: Minimal Oxygen
    Content)
Hydrogen (withdraw adopted Documentation;
    refer to Appendix F: Minimal Oxygen
    Content)
Methomyl
Methyl formate
Methyl isocyanate
Naphthalene
Neon (withdraw adopted Documentation;
    refer to Appendix F: Minimal Oxygen
    Content)
Nickel carbonyl
Nitrogen (withdraw adopted Documentation;
    refer to Appendix F: Minimal Oxygen
    Content)
Pentachlorophenol
Pentane, all isomers
Peracetic acid
Phenyl isocyanate
Simazine
Titanium dioxide
Toluene-2,4- or 2,6-diisocyanate (or as
    a mixture)
Trichloroacetic acid
1,2,3-Trichloropropane
Triethylamine

2013 NOTICE OF INTENDED CHANGES (NIC) – UPDATES OF SENSITIZER (SEN) NOTATIONS TO DERMAL SENSITIZER (DSEN) AND/OR RESPIRATORY SENSITIZER (RSEN). THE FOLLOWING SUBSTANCES ARE PLACED ON THE NIC FOR REVIEW OF THIS NOTATION ONLY
Alachlor
Allyl propyl disulfide
Azinphos-methyl
Benomyl
Beryllium and compounds, as Be
n-Butyl acrylate
n-Butyl glycidyl ether
Captan
Citral
Demeton-S-methyl
Dichlorvos
Dodecyl mercaptan
Flour dust
Glyoxal
Hexahydrophthalic anhydride, all isomers
Hydroquinone
2-Hydroxypropyl acrylate
Maleic anhydride
Methyl acrylate
Methyl methacrylate
Naled
Natural rubber latex, as inhalable
    allergenic proteins
Phenyl glycidyl ether
Phthalic anhydride
Piperazine and salts, as piperazine
Propylene dichloride
Propylene oxide
Rosin core solder thermal decomposition
    products (colophony)
Tetrakis (hydromethyl) phosphonium salts
     Tetrakis (hydromethyl) phosphonium
         chloride
     Tetrakis (hydromethyl) phosphonium
         sulfate
Thiram
Trimellitic anhydride
Turpentine and selected monoterpenes
Wood dusts
     Western red cedar
     All other species
     Carcinogenicity
         Oak and beech
         Birch, mahogany, teak, walnut
         All other wood dusts

2013 ADOPTIONS
Aliphatic hydrocarbon gases, Alkalines
    [C1-C4] (Documentation and TLV®
    withdrawn; Methane, Ethane, Propane,
    Liquefied petroleum gas (LPG) and
    Natural gas – refer to Appendix F:
    Minimal Oxygen Content. Butane
    and Isobutane – refer to Butane,
    all isomers)
Butane, all isomers
Clopidol
2,4-D
Diethylene glycol monobutyl ether
N,N-Diethylhydroxylamine
Ethyl tert-butyl ether
Glycerin mist (Adopted Documentation
    and TLV® withdrawn)
Manganese, elemental and inorganic
    compounds, as Mn
1-Methoxy-2-propanol
Methyl isoamyl ketone
Tributyl phosphate

2013 UNDER STUDY LIST
Chemical Substances
Acetamide
Acetylene
Acrylonitrile
Antimony and compounds, as Sb
Antimony hydride
Antimony trioxide
Benz[a]anthracene
Benzene
Benzidine
Benzo[b]fluoranthene
Benzo[a]pyrene
Borate compounds, inorganic
Boron tribromide
Boron trifluoride
Bromodichloromethane
n-Butyl acetate
sec-Butyl acetate
tert-Butyl acetate
tert-Butyl hydroperoxide
n-Butyl isocyanate
Calcium silicate, naturally occurring
    as wollastonite
Calcium silicate, synthetic nonfibrous
Catechol
Chlorine
Chlorine dioxide
Chromite ore processing (Chromate),
    as Cr
Chromium and inorganic compounds,
    as Cr
Chromyl chloride
Chrysene
Coal tar pitch volatiles, as benzene
    soluble aerosol
Cobalt and inorganic compounds,
    as Co
Cobalt carbonyl
Cobalt hydrocarbonyl
Creosote
Dibutyl phthalate
3,3´-Dichlorobenzidine
1,3-Dichloro-5,5-dimethyl hydantoin
Dicyclopentadiene
Diethyl phthalate
Di(2-ethylhexyl)phthalate
N,N-Dimethyl acetamide
Dimethyl carbamoyl chloride
Dimethyl phthalate
Dimethylformamide
Dipropyl ketone
1-Ethoxy-2-propylene
Ethyl acrylate
Ethyl cyanoacrylate
Ethylene glycol
Fluorides, as F
Fluorine
Formaldehyde
Formamide
Furfuryl alcohol
Germanium tetrahydride
Gluteraldehyde
Glyoxal
Hard metals, Cobalt and Tungsten
    carbide
Hexamethylene diisocyanate
Hexylene glycol
Hydroquinone
Iodoform
Isooctyl alcohol
Isophorone diisocyanate
Lead and inorganic compounds,
    as Pb
Lithium hydride
Maleic anhydride
Mercury, alkyl compounds
2-Methoxymethylethoxy propanol
Methyl acetylene
Methyl acrylate
Methyl mercaptan
N-Methylpyrrolidone
Methyl vinyl ketone
Methylene bis(4-cyclohexylisocyanate)
Methylene bisphenyl isocyanate
1-Naphthylamine
2-Naphthylamine
Nickel and inorganic compounds,
    including Nickel subsulfide, as Ni
Nitric acid
Paraquat
Performic acid
Phosgene
Phosphine
o-Phthalaldehyde
Phthalic anhydride
Polycyclic aromatic hydrocarbons
Polymeric MDI

  Propionic acid
Propoxur
Silicone tetrahydride
Stearates
Stoddard solvent
Styrene
Terephthalic acid
Tetramethyl succinonitrile
Thiacloprid
Thioglycolic acid

Chemical Substances as Vapor and Aerosol (V) – Review for Update to Inhalable Fraction and Vapor (IFV)
Iodine and iodides
Phenyl ether, vapor
Phosphorous (yellow)
Tetramethyl lead, as Pb
Trichloronaphthalene
Turpentine and selected monoterpenes
Warfarin
m-Xylene α,α´-diamine

Chemical Substances for Review of Inhalable Fraction and Vapor (IFV) Notation Update
Ammonium perfluorooctanoate
o-Anisidine
Benzoyl peroxide
Chlordane
Chlorinated camphene
o-Chlorinated diphenyl oxide
o-Chlorobenzylidene malononitrile
Chlorodiphenyl (42% Chlorine)
Chlorodiphenyl (54% Chlorine)
Coumaphos
Cyclohexanol
Diacetone alcohol
Dibutyl phenyl phosphate
o-Dichlorobenzene
p-Dichlorobenzene
Dichloroethyl ether
Dinitrobenzene
Dinitro-o-cresol
Dinitrotoluene
Diquat-I
Diquat-R
Divinyl benzene
Endosulfan
EPN
Ethanol
Ethanolamine
Ethyl silicate
Heptachlor
Hexachlorobenzene
Hexachloronaphthalene
Hexafluoroacetone
sec-Hexyl acetate
2-Hydroxypropyl acrylate
Isoamyl alcohol
Isobutyl nitrite
2-Isopropoxyethanol
N-Isopropylaniline
Lindane
Methacrylic acid
Methyl ethyl ketone peroxide
Methyl n-amyl ketone
o-Methylcyclohexanone
4,4´-Methylene bis (2-chloroaniline)
4,4´-Methylene dianiline
Methyl parathion
Nicotine
Nitrapyrin
p-Nitroaniline
Nitroglycerin
5-Nitro-o-toluidine
Nitrotoluene, all isomers
Octachloronaphthalene
Pentachloronaphthalene
Pentachloronitrobenzene
Pentachlorophenol
Pentyl acetate, all isomers
m-Phenylenediamine
o- Phenylenediamine
p- Phenylenediamine
Phosphoric acid
m-Phthalodinitrile
Resorcinol
Sesone
Sulfometuron methyl
Sulfuric acid
Sulprofos
Temephos
1,1,2,2-Tetrabromomethane
Tetrachloronaphthalene
Tetraethyl lead, as Pb
1,2,4-Trichlorobenzene
Triethanolamine
Trimethyl benzene
2,4,6-Trinitrotoluene
Triorthocresyl phosphate
Triphenyl phosphate
Vinyl toluene
Xylene, all isomers

Other Issues Under Study

  1. Appendix H: Reciprocal Calculation Method for Certain Refined Hydrocarbon Solvent Vapor Mixtures
  2. Excursion limits
  3. Explosion hazard endnote
  4. Sensitization definition
  5. Simple asphyxiants and endnote (D)
  6. Vapor and aerosol endnote (V)

PHYSICAL AGENTS TLVs®
2013 NOTICE OF INTENDED CHANGES (NIC)
There are no agents proposed for the 2013 Notice of Intended Changes.

2013 ADOPTIONS
There are no agents adopted for 2013.

2013 UNDER STUDY LIST

  1. Acoustic
    • Noise/Impulse noise

  2. Electromagnetic Radiation and Fields
    • Light and near-infrared radiation
    • Sub-Radiofrequency and magnetic fields
    • Static magnetic fields

  3. Ergonomics
    • Hand-arm vibration
    • Localized fatigue
    • Whole-body fatigue (Central body fatigue)

  4. Thermal Stress
    • Cold stress
    • Heat stress

Other Issues Under Study

  1. Hypobaric pressure
  2. Neuroendocrine effects of light

BIOLOGICAL EXPOSURE INDICES (BEIs®)
2013 NOTICE OF INTENDED CHANGES (NIC)
Acetone
Ethyl benzene
Nitrobenzene (withdraw adopted
    Documentation and BEI® due to
    inadequate analytical method and
    lack of field data for P-Nitrophenol
    in urine. Methemoglobin in blood
    BEI® – refer to the Methemoglobin
    inducers BEI® for assessment of
    exposure to Nitrobenzene)
Pentachlorophenol
Toluene diisocyanate

2013 ADOPTIONS
Mercury, elemental
Methyl ethyl ketone
Naphthalene

2013 UNDER STUDY LIST
Chemical Substances
Acrylamide
Benzo[a]pyrene
Cadmium and inorganic compounds
Carbon monoxide
Cobalt
3,3´-Dichlorobenzidine
Diethanolamine
Diethylformamide
Ethylene oxide
Hexamethylene diisocyanate
Lead
Methyl chloroform
n-Methylpyrilidone
Nickel
Polycyclic aromatic hydrocarbons
    (PAHs)
Styrene

Other Issues Under Study

  1. Introduction to the BEI® Documentation

Feasibility Assessment
Acrylonitrile
Alachlor
Aluminum
Antimony
Beryllium
Chlorpyrifos
1,4-Dichlorobenzene
2,4-Dichlorophenoxyacetic acid
2-Ethyl hexanoic acid
Hydrazines
Inorganic borates
Manganese
Methyl tert-butyl ether
Methyl n-butyl ketone
Methyl formate
α-Methyl styrene
Nickel
Perfluorooctanoic acid (PFOA)
Selenium
Thallium
Trimethylbenzene
Vanadium pentoxide
Vinyl chloride

Back to ACGIH® Board Ratifies 2013 TLVs® and BEIs® Press Release


Last update on 03/05/2013. Questions or problems? Please contact us. © 2014 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.