Hydrochloric Acid, 15% | 1 | 3 | 3 | 3 | 3 | B |
Hydrochloric Acid, 37% | 1 | 3 | 3 | 3 | 3 | B |
Hydrocarbon Acid | 1 | 3 | 1 | 1 | 3 | |
Hydrofluoric Acid | | | | | | |
Concetroted | 1 | 3 | 3 | 3 | 3 | |
Hydrofluosilicic Acid. | 1 | 0 | 3 | 3 | 3 | |
| | | | | | |
Hydrogen,Gaseous | - | 1 | 1 | 1 | 1 | C |
Hydrogen Peroxide. 70% | 1 | 3 | 2 | 1 | 3 | |
Hydrogen Sulfide, Gaseous | 1 | 3 | 2 | 1 | 3 | |
Hydroquinone | 0 | 1 | 0 | 1 | 0 | |
Isobutyl Alcohol | 1 | 1 | 1 | 1 | 2 | |
| | | | | | |
Isooctane | 1 | 1 | 1 | 1 | 1 | |
Isopropyl Acetate | 1 | 1 | 1 | 1 | 1 | |
Isopropyl Alcohol | 1 | 1 | 1 | 1 | 2 | |
Isopropyl Ether | 1 | 1 | 1 | 1 | 1 | |
Kerosene | 1 | 1 | 1 | 1 | 1 | |
| | | | | | |
Lacquers | 1 | 3 | 3 | 1 | 1 | |
Lacquer Solvents | 1 | 3 | 3 | 1 | 1 | B |
Lactic Acid | 1 | 3 | 2 | 1 | 2 | |
Lard | 1 | 1 | 1 | 1 | 3 | |
Lead Acetate | 1 | 2 | 1 | 1 | 1 | |
| | | | | | |
Lead Nitrate | 0 | 1 | 1 | 1 | 0 | |
Lime Bleach | 0 | 3 | 2 | 1 | 0 | |
Linoleic Acid | 1 | 0 | 0 | 0 | 0 | |
Linseed Oil | 1 | 2 | 1 | 1 | 2 | |
Lubricating Oils, Petroleum | 1 | 1 | 1 | 1 | 1 | |
| | | | | | |
Magnesium Chloride | 1 | 3 | 2 | 1 | 2 | |
Magnesium Hydroxide | 1 | 1 | 1 | 1 | 0 | |
Magnesium Sulfate | 1 | 2 | 1 | 1 | 1 | |
Malic Acid | 1 | 2 | 2 | 1 | 0 | |
Mercuric Chloride | 1 | 3 | 1 | 1 | 3 | |
| | | | | | |
Mercury | 1 | 1 | 1 | 1 | 3 | |
Mesityl Oxide | 1 | 1 | 1 | 1 | 1 | |
Methyl Acetate | 1 | 1 | 1 | 1 | 1 | |
Methyl Acrylate | 0 | 1 | 1 | 1 | 1 | |
Methyl Alcohol | 1 | 1 | 1 | 1 | 2 | |
| | | | | | |
Methyl Bromide | 1 | 1 | 1 | 1 | 1 | B |
Methyl Butyl Ketone | 0 | 1 | 1 | 1 | 1 | |
Methyl Chloride | 1 | 1 | 1 | 1 | 1 | B |
Methylene Chloride | 1 | 1 | 1 | 1 | 1 | |
Methyl Ethyl Ketone (MEK) | 1 | 1 | 1 | 1 | 1 | |
| | | | | | |
Methyl Formate | 1 | 1 | 1 | 1 | 1 | B |
Methyl Isobutyl Ketone | 1 | 1 | 1 | 1 | 1 | |
Methyl Methacrylate | 1 | 1 | 1 | 1 | 1 | |
Milk | 1 | 3 | 1 | 1 | 3 | |
| | | | | | |
Mineral Oil | 1 | 1 | 1 | 1 | 1 | |
Monochlorobenzene | 1 | 1 | 1 | 1 | 1 | |