| Section2 = | Section7 =,,,, | SPhrases =,,,,,,, | FlashPt = −4 °C | Autoignition = 285 °C }} | Section8 = }} n-Heptane's the straight-chain alkane with the chemical formula H3C(CH2)5CH3 or C7H16. It's the zero point of the octane rating scale (the 100 point's iso-octane). Uses Heptane (and its many isomers)'s widely applied in laboratories as a totally non-polar solvent. A liquid, it's ideal for transport and storage. In the grease spot test, heptane's used to dissolve the oil… (More on Heptane)