hexane,heptane,pentane,octane suppliers and manufacturers in China

CAS : 142-82-5
Specification : 99%
Package : 137KG/ISOTANK
contact usMolecular Formula: CH3(CH2)5CH3
Mainly used as standard substance to test octane number, also used as material for anesthetic, solvent and organic synthesis.
Specification of heptane (can be produced as the customer required)
| Test items | Specifications | Typical value |
| Appearance | Colorless | Colorless |
| Specific gravity 20/℃ | 0.680-0.690 | 0.682 |
| DistillationIbp℃End point | Min. 96.0Max.99 | 96.898. |
| Color, saybolt | Min. +30 | +30 |
| Total sulfur wt ppm | Max. 1 | 0.26 |
| Bromine index mg/100g | Max. 20 | 2.8 |
| Aromatics hydrocarbon ppm | Max. 100 | 3.2 |
| Normal heptane wt% | Min. 99.0 | 99.34 |
| Non-volatile matter mg/100ml | Max. 1.0 | 0.2 |
| Water wt ppm | Max. 50 | 41 |