Liquid chromatograph is with advancing appearance bottle rack

The utility model relates to an instrument is used in the laboratory, especially relates to a liquid chromatograph is with advancing appearance bottle rack. Liquid chromatograph is with advancing appearance bottle rack includes bottom plate, backup pad at least, holds the board, the apron, the backup pad includes first backup pad and second backup pad, hold the board from top to bottom include inproper order firstly hold the board, the second holds the board, first holding sets up a plurality of first holes that hold on the board, it is first that hold the hole and first holding is provided with cylindrical embossment between the hole, the second holds and sets up a plurality of seconds on the board and hold the hole, the second holds hole and second and holds and be provided with round arc -shaped concave between the hole, the first kong yuyuan arc -shaped concave that holds is in same vertical direction, the second holds hole and cylindrical embossment in same vertical direction, itis protruding still to se