Provided are a volatile organic substance detection body and a manufacturing method therefor, a volatile organic substance detection method, and a volatile organic substance detection device that have a high selectivity, a low operating temperature, and a short time until stabilization. A volatile organic substance detection body according to one aspect of the present invention comprises a substrate, and a hexaarylbisimidazole that is expressed by general formula (1) and is included in the substrate. (In general formula (1), R1-R30 each independently express a hydrogen atom or a substituent group.)
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