Perfluoroheptane, C7F16, (usually referring to the straight chain molecule called n-perfluoroheptane) is a perfluorocarbon.

[2] It is hydrophobic (water-insoluble) and oleophobic (oil-insoluble).

It is used in deacidification of paper as a medium carrying powdered magnesium oxide.

[3] This article about an organic halide is a stub.

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