PP Polypropylene - Chemical Resistance
Chemical resistance ratings of polypropylene (PP) against common chemicals, acids, bases, and organic solvents at different temperatures. Ratings indicate level of chemical attack: 1=Excellent, 2=Good, 3=Acceptable, 4=Unacceptable, 5=Inferior.
| Product | Rating at 20°C (68°F) | Rating at 60°C (140°F) | Category |
|---|---|---|---|
| Benzoic acid | 1 | 2 | Acids |
| Boric acid | 1 | 1 | Acids |
| Hydrobromic acid 25% | 2 | 3 | Acids |
| Citric acid | 1 | 1 | Acids |
| Hydrocyanic acid | 2 | 2 | Acids |
| Hydrofluoric acid | 2 | 2 | Acids |
| Phosphoric acid 25% | 1 | 1 | Acids |
| Phosphoric acid 85% | 1 | 1 | Acids |
| Phthalic acid | 1 | 1 | Acids |
| Tannic acid | 1 | 1 | Acids |
| Chromic acid | 1 | 2 | Acids |
| Maleic acid | 1 | 1 | Acids |
| Oleic acid | 2 | 3 | Acids |
| Oxalic acid | 1 | 1 | Acids |
| Nitric acid 5% | 2 | 3 | Acids |
| Nitric acid 65% | 4 | 4 | Acids |
| Chlorhydric acid 10% | 1 | 1 | Acids |
| Chlorhydric acid 37% | 2 | 3 | Acids |
| Butyric acid | 1 | 1 | Acids |
| Sulphuric acid 10% | 1 | 1 | Acids |
| Sulphuric acid 78% | 2 | 4 | Acids |
| Sulphuric acid 93% | 3 | 4 | Acids |
| Tartaric acid | 1 | 1 | Acids |
| Acetic acid 10% | 1 | 1 | Acids |
| Acetic acid 50% | 1 | 1 | Acids |
| Acetic acid 75% | 1 | 1 | Acids |
| Acetic acid 100% | 2 | 3 | Acids |
| Perchloric acid | 1 | 2 | Acids |
| Aqua ammonia | 1 | 1 | Bases |
| Calciumhydroxide | 1 | 1 | Bases |
| Potassiumhydroxide | 1 | 1 | Bases |
| Caustic soda | 1 | 1 | Bases |
| Acid salt | 1 | 1 | Bases |
| Basic salt | 1 | 1 | Bases |
| Neutral salt | 1 | 1 | Bases |
| Potassium bicarbonate | 1 | 2 | Bases |
| Potassium permanganate | 1 | 2 | Bases |
| Sodium cyanide | 1 | 1 | Bases |
| Natriumferricyanid | 1 | 2 | Bases |
| Sodium hypochlorite | 2 | 3 | Bases |
| Acetone | 2 | 2 | Organic Solvents |
| Aniline | 1 | 1 | Organic Solvents |
| Benzol | 3 | 4 | Organic Solvents |
| Petrol | 4 | 4 | Organic Solvents |
| Butyl alcohol | 1 | 1 | Organic Solvents |
| Ethyl acetate | 2 | 4 | Organic Solvents |
| Ethyl alcohol | 1 | 1 | Organic Solvents |
| Ethyl dichloride | 3 | 4 | Organic Solvents |
| Ethyl ether | 4 | 4 | Organic Solvents |
| Phenol | 2 | 2 | Organic Solvents |
| Formalin 37% | 1 | 2 | Organic Solvents |
| Heptanes | 3 | 4 | Organic Solvents |
| Chlorobenzene | 3 | 4 | Organic Solvents |
| Chloroform | 4 | 4 | Organic Solvents |
| Carbon disulphide | 4 | 4 | Organic Solvents |
| Carbon tetrachloride | 4 | 4 | Organic Solvents |
| Methyl alcohol | 1 | 1 | Organic Solvents |
| Methylene (di)chloride | 4 | 4 | Organic Solvents |
| Methyl ethyle ketone | 3 | 4 | Organic Solvents |
| Nitrobenzene | 3 | 4 | Organic Solvents |
| Toluene | 3 | 4 | Organic Solvents |
| Trichlorethylene | 4 | 4 | Organic Solvents |
| Chlorine (damp) | 2 | 4 | Gases |
| Chlorine (dry) | 2 | 4 | Gases |
| Carbon dioxide | 1 | 1 | Gases |
| Carbon monoxide | 1 | 1 | Gases |
| Sulphur dioxide (damp) | 2 | 3 | Gases |
| Sulphur dioxide (dry) | 2 | 3 | Gases |
| Hydrogen sulphide | 1 | 1 | Gases |