| Name of substance | Chemical symbol | Level of resistance at 20°C | Level of resistance at 60°C |
| Liquid Substances | |||
| Acetone | CH3COCH3 | C | C |
| Acetonitrile | CH3CN | A | A |
| Ammonia | NH3 | A | A |
| Benzene | C6H6 | B | B |
| Tar | mixture | C | C |
| Dimethylformamide | HCON(CH3)2 | A | A |
| Ethanol | CH3CH2OH | A | A |
| Ethylbenzene | C6H5CH2CH3 | A | A |
| Formaldehyde | HCHO | B | B |
| Chlorine | CI | C | C |
| Chloroform | CHCl3 | C | C |
| Transformer oil | A | A | |
| Hydrochloric acid | HCI | A | A |
| Nitric acid | HNO3 | A | B |
| Phosphoric acid | H3PO4 | A | B |
| Formic acid | HCOOH | B | B |
| Acetic acid | CH3COOH | A | B |
| Sulphuric acid | H2SO4 | A | B |
| Sulphurous acid | H2SO3 | A | B |
| Methanol | CH3OH | A | A |
| Mercury | Hg | A | A |
| Hydrogen sulphide | H2S | A | B |
| Styrene | C6H5-CH=CH2 | A | A |
| Pentane | CH3CH2CH2CH2CH3 | A | A |
| Toluene | C6H5CH3 | A | A |
| Hydrogen peroxide | H2O2 | A | A |
| Solid Substances | |||
| Ammonium acetate | CH3COONH4 | A | A |
| Borax | Na2[B4O5(OH)4]·8H2O | A | A |
| Sugar | mixture | A | A |
| Potassium cyanide | KCN | A | A |
| Ammonium nitrate | NH4NO3 | A | A |
| Calcium nitrate | Ca(NO3)2 | A | A |
| Phenol | C6H5OH | B | B |
| Ammonium phosphate | (NH4)3PO4 | A | A |
| Potassium nitrate | KNO3 | A | A |
| Potassium | KOH | A | A |
| Sodium hydroxide | NaOH | A | A |
| Ammonium chloride | NH4Cl | A | A |