2025 Notice of Intended Changes List (NICs)

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CHEMICAL SUBSTANCES TLVs^®
2025 NOTICE OF INTENDED CHANGES (NIC)
Carbon monoxide (comment period closed)
p-Chloro-α,α,α-trifluorotoluene
Cyclohexanol
Dicamba
1,4-Dioxane
Ethyl acetate
Germanium tetrahydride
Limonene, all isomers
2-Methylimidazole
4-Methylimidazole
Molybdenum and compounds (comment period closed)
Nitric acid (comment period closed)
Propargyl alcohol (comment period closed)
Thorium dioxide

PHYSICAL AGENTS TLVs^®
2025 NOTICE OF INTENDED CHANGES (NIC) 
Static Magnetic Fields
Whole Body Vibration

BIOLOGICAL EXPOSURE INDICES (BEIs^®)
2025 NOTICE OF INTENDED CHANGES (NIC) 
None