Double-channel hydride atomic screen light photometer convenient to operate

The utility model discloses a double-channel hydride atom screen light photometer convenient to operate, which comprises a box body, a sample disc is connected above the box body, a placing groove is arranged on the upper surface of the sample disc, a rotating seat is arranged in the middle of the sample disc, a telescopic rod is connected above the rotating seat, a cross rod is arranged at the upper end of the telescopic rod, and a connecting rod is arranged at the lower end of the cross rod. A sliding groove is formed in the transverse rod, a sliding block is connected into the sliding groove, a sample needle is arranged below the sliding block, a liquid conveying device is arranged below the sample disc, a chimney is arranged on one side of the sample disc, a top cover is connected to the upper end of the chimney, a mounting base is arranged at the lower end of the chimney, and a filter element is connected into the chimney. A groove is formed in the upper end of the filter element, and an activated carbon