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9901Toluidine Blue staining solution with a concentration of 1% in aqueous form, provided in a bottle for differential staining of tissue sections and cytological preparations.
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9900A bottle containing 475mL of toluidine blue solution in a 1% aqueous formulation, commonly used as a histological stain for the visualization of acidic mucopolysaccharides, nuclei, and metachromatic granules in tissue sections.