Histology and cytology
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P.T.A. – P.M.A. reagent
Reagent containing optimum concentration of phosphotungstic and phosphomolybdic acid. Used with Masson Trichrome and Masson-Goldner Trichrome staining kits.
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Paraldehyde Fuchsin kit
Seven-reagent kit according to Gomori for detecting pathological changes in elastic fibers. It also stains mast cell granules, beta granules in pancreatic islets, neurosecretory material, mast cell granules and beta cells in the pituitary gland.
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PBS Wash (10x) pH 7.4
Phosphate buffer solution concentrate for rinsing during the immunohistochemical staining.
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Periodic acid, 0.5% solution
Synonym: Orthoperiodic acid. Oxidizing medium widely used in histology. Key component of many special staining kits, such as P.A.S. and Alcian Blue-P.A.S., P.A.S.M. / Jones, Grocott and Weigert-Van Gieson kits.
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Periodic acid, 0.8% solution
Synonym: Orthoperiodic acid. Oxidizing medium widely used in histology. Key component of many special staining kits, such as P.A.S. and Alcian Blue-P.A.S., P.A.S.M. / Jones, Grocott and Weigert-Van Gieson kits.
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Periodic Acid, 1% solution
Synonym: Orthoperiodic acid. Oxidizing medium widely used in histology. Key component of many special staining kits, such as P.A.S. and Alcian Blue-P.A.S., P.A.S.M. / Jones, Grocott and Weigert-Van Gieson kits.
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Perls-Van Gieson kit
Three-reagent kit for the detection of reactive ferric (Fe3+) ions in cells (Prussian blue/Berlin blue reaction) with Fuchsin Acid Van Gieson counterstain to differentiate collagen from connective tissue.
