2019 TLVs® AND BEIs® SUBSTANCES AND AGENTS LISTING
CHEMICAL SUBSTANCES TLVs® 2019 NOTICE OF INTENDED CHANGES (NIC) Acrylamide Antimony trioxide 4-tert-Butylbenzoic acid Cumene Cyclohexene Di(2-ethylhexyl) phthalate Formamide Hexamethylenetetramine Hexazinone Iodine and Iodides, as I (withdrawn from Notice of Intended Changes) Iodoform Isoflurane Methyl isobutyl carbinol Resin acids, as total Resin acids Rosin core solder thermal decomposition products (colophony) (withdraw adopted TLV® and Documentation; see Resin acids) Sodium sulfate (withdrawn from Notice of Intended Changes) Styrene Styrene oxide
2019 NOTICE OF INTENDED CHANGES (NIC) Optical Radiation
BIOLOGICAL EXPOSURE INDICES (BEIs®) 2019 NOTICE OF INTENDED CHANGES (NIC) Methyl n-butyl ketone (withdraw adopted BEI® and Documentation) Parathion