PBT photo identifier

PBT

The PBT List

The PBT List includes the ‘worst of the worst’. Substances were put on this list according to a selection process included in the PBT Rule. At this time, there are 27 substances on this list:

Metals Flame Retardants Banned Pesticides Organic Chemicals
Methyl-mercury PBDEs
Tetrabromobisphenol A
Hexabromocyclododecane
Pentachlorobenzene
Aldrin/Dieldrin
Chlordane
DDT/DDD/DDE
Heptachlor Epoxide
Toxaphene
Chlordecone
Endrin
Mirex
1,2,4,5-TCB
Perfluoro-octane sulfonates
Hexachlorobenzene
Hexachlorobutadiene
Short-chain chlor parraffin
Polychlrned Naphthalenes
Combustion By-Products Banned Flame Retardants Banned Organic Chemicals Metals of Concern
PAHs
PCDD
PCDF
PBDD/PBDF
Hexabromobiphenyl PCBs Cadmium
Lead
 
The PBT Rule also establishes procedures Ecology uses to review and periodically update the PBT list.