Aquatic products freshness detection device based on FRET

The utility model discloses an aquatic products freshness detection device based on FRET for swiftly, the histamine of convenient detection aquatic products, combine storehouse and fluorescence response storehouse including the histamine, it switches on the passageway to be equipped with between histamine combination storehouse and the fluorescence response storehouse, it is equipped with the valve on the passageway to switch on, the histamine combines to be equipped with in the storehouse magnetic nanoparticle that can combine with the histamine, install the luminous platform of FRET in the fluorescence response storehouse, fluorescence response storehouse corresponds the luminous platform of FRET and is equipped with fluorescence detector. The utility model discloses a histamine combines the storehouse to be used for magnetic nanoparticle and histamine reagent, even histamine and magnetic nanoparticle specifically bind to get into the luminous platform of FRET in the fluorescence response storehouse between