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Polysciences, Inc. Osmium tetroxide, 4% solution - 20 x 2ml
Supplier: Polysciences, Inc. 0972A20
Post fix and stain for E.M. The solution is microfiltered and features exact concentration, no cross contamination, and has excellent stability when kept cold and in the dark. Supplied in pre-scored sealed ampoules with each ampoule having its own ampoule cracker. Used for post staining of DAB/peroxidase to darken and retain stain for long term storage.
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