| CHEMICAL BASE | N-BUTANE |
| PURITY (w/w %) | min. 95 |
| PROPANE (w/w %) | max. 2,0 |
| ISOBUTANE(w/w %) | max. 3,0 |
| PENTANE (w/w %) | max. 0,1 |
| SULPHUR (ppm) | max. 1,0 |
| ODOUR | not detected |
| CHEMICAL BASE | N-BUTANE |
| PURITY (w/w %) | min. 95 |
| PROPANE (w/w %) | max. 2,0 |
| ISOBUTANE(w/w %) | max. 3,0 |
| PENTANE (w/w %) | max. 0,1 |
| SULPHUR (ppm) | max. 1,0 |
| ODOUR | not detected |