Stabilized buffer concentrate for the preparation of buffer solution according to Weise. Ready for use immediately - no dissolving of tablets or powder Microfiltered solution - no disturbing suspended particles Economical use - 10 ml concentrate on 1 l distilled water (= working solution) Demand-oriented packaging - pouches or bottles Buffer solution for diluting staining solutions (e.g. Giemsa stock solution) and for rinsing during the staining process. Buffer solution according to Weise is a phosphate-buffered salt solution which is mainly used for staining blood and bone marrow smears, e.g. for diluting the Giemsa stock solution in Pappenheim staining. The buffer concentrates are available in three different pH variants. The prepared solutions are stable for approx. 4 weeks. Weise buffer concentrate pH 7,2 100x conc., for 1 000 ml/pouch, for histology