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The corresponding safety datasheets for the following products can be found here.


    • €59.90 €71.28
      €59.90 €71.28

      Oolong Tea Extract (OTE) is a non-toxic and non-radioactive stain for electron microscopy. It is effective for fibrous connective tissues. OTE acts as a Tannin which allows complete post-stain lead citrate mordanting and gives satisfactory results. Powder is ideal for longer storage.

      • €179.90 €214.08
        €179.90 €214.08

        Osmiophilic reagent. With the Thiocarbohydrazide it´s possible to enhance the contrast of all osmophilic components of the cell, especially lipids, which hold the most osmium.

        An indefinite shelf life due to a special purification process.

        H2NNHCSNHNH2 / m.p. 171°C (decomposed)



        • Price on request
          Price on request

          (3,3',4,4'-Biphenyltetramin). Used as an ultrastructural protein tracer for immuno-cytochemistry. A possible carcinogen.

          C12H14N4 / m.p. 173°C

          • Price on request
            Price on request
            Used for sealing the boats made from tape to the glass knives.