Miss. Code Ann. § 41-29-5

The term “dangerous caustic or corrosive substance” means each and all of the acids, alkalis, and substances named below: (a) Hydrochloric acid and any preparation containing free or chemically unneutralized hydrochloric acid (HCl) in a concentration of ten percent (10%) or more; (b) Sulphuric acids and any preparation containing free or chemically unneutralized sulphuric acid (H 2SO4 ) in a concentration of ten percent (10%) or more; (c) Nitric acid or any preparation containing free or chemically unneutralized nitric acid (HNO 3 ) in a concentration of five percent (5%) or more; (d) Carbolic acid (C 6 H 5 OH), otherwise known as phenol, and any preparation containing carbolic acid in a concentration of five percent (5%) or more; (e) Oxalic acid and any preparation containing free or chemically unneutralized oxalic acid (H 2 C 2 O 4 ) in a concentration of ten percent (10%) or more; (f) Any salt of oxalic acid, other than cerium oxalate, and any preparation containing any such salt in a concentration of ten percent (10%) or more; (g) Acetic acid or any preparation containing free or chemically unneutralized acetic acid (HC 2 H 3 O 2 ) in a concentration of twenty percent (20%) or more; (h) Hypochlorous acid, either free or combined, and any preparation containing the same in a concentration so as to yield ten percent (10%) or more by weight of available chlorine, excluding calx chlorinata, bleaching powder, and chloride of lime; (i) Potassium hydroxide and any preparation containing free or chemically unneutralized potassium hydroxide (KOH), including caustic potash and Vienna paste, in a concentration of ten percent (10%) or more; (j) Sodium hydroxide and any preparation containing free or chemically unneutralized sodium hydroxide (NaOH), including caustic soda and lye, in a concentration of ten percent (10%) or more; (k) Silver nitrate, sometimes known as lunar caustic, and any preparation containing silver nitrate (AgNO 3 ) in a concentration of five percent (5%) or more, and (l) Ammonia water and any preparation yielding free or chemically uncombined ammonia (NH 3 ), including ammonium hydroxide and “hartshorn” in a concentration of five percent (5%) or more. However, the provisions of this article shall not apply to “white arsenic and sal soda.”