The kit comprises a kit body and a base, and an inner cavity of the kit body is divided into a dye liquid cavity, a decolorizing liquid cavity, a washing liquid cavity and a waste liquid cavity; a liquid inlet is formed in the top of the waste liquid cavity, flow guide openings protruding downwards are formed in the bottoms of the dye liquid cavity, the decoloring liquid cavity and the washing liquid cavity, and liquid sealing structures are arranged at the ends of the flow guide openings;
liquid storage tanks corresponding to the flow guide ports in position are arranged in the base, a bearing seat is arranged at the top of each
liquid storage tank, a piercing flow guide column protruding upwards is arranged in each bearing seat and is of a hollow structure, an inlet is formed in the side wall of each piercing flow guide column, and an outlet is formed in the bottom surface of each bearing seat; and a liquid guide joint is arranged at the bottom of the
liquid storage tank. The kit for microbial
staining, provided by the utility model, is ingenious in structure, convenient to use and
pollution-free, can simplify the
staining operation process and improve the
staining efficiency, and is convenient to replace a
gram staining solution container, so that the kit is matched with full-automatic detection equipment for use.