OAR 333-016-0145: For the Following Substances and at the Following Concentrations, the Word “Poison” Is Necessary Instead of Any Signal Word

(1) Hydrochloric acid and any preparation containing free or chemicallyunneutralized hydrochloric acid (HC1) in a concentration of ten percent or more. (2) Sulfuric acid and any preparation containing free or chemically unneutralized sulfuric acid (HSO4) in a concentration of ten percent or more. (3) Nitric acid or any preparation containing free or chemically unneutralized nitric acid (HNO3) in a concentration of five percent or more. (4) Carbolic acid (C6H5OH), also known as phenol, and any preparation containing carbolic acid in a concentration of five percent or more. (5) Oxalic acid and any preparation containing free or chemically unneutralized oxalic acid (COOH22H2O) in a concentration of ten percent or more. (6) Any salt of oxalic acid and any preparation containing any such salt in a concentration of ten percent or more. (7) Acetic acid or any preparation containing free or chemically unneutralized acetic acid (CH3COOH) in a concentration of 20 percent or more. (8) Hypochlorous acid, either free or combined and any preparation containing the same in a concentration that will yield ten percent or more by weight of available chlorine. (9) Potassium hydroxide and any preparation containing free or chemically unneutralized potassium hydroxide (KOH) including caustic potash and vienna paste (vienna caustic) in a concentration of ten percent or more. (10) Sodium hydroxide and any preparation containing free or chemically unneutralized sodium hydroxide (NaOH) including caustic soda and lye in a concentration of ten percent or more. (11) Silver nitrate, sometimes known as lunar caustic and any preparation containing silver nitrate (AgNO3) in a concentration of five percent or more. (12) Ammonia water and any preparation containing free or chemically uncombined ammonia (NH3) including ammonium hydroxide and “hartshorn” in a concentration of five percent or more. (13) Arsenic and its preparations, in concentrations that fall within the definition of toxic substance described in OAR 333-016-0005(6)(a). (14) Corrosive sublimate (mercuric-chloride), in concentrations that fall within the definition of toxic substance described in OAR 333-016-0005(6)(a). (15) Cyanides and preparations of cyanides, including hydrocyanic acid, in concentrations that fall within the definition toxic substance described in OAR 333-016-0005(6)(a). (16) Strychnine (C2H22N2O2) in concentrations that fall within the definition of toxic substance described in OAR 333-016-0005(6)(a).