"SIGMA ALDRICH MICROSCOPY"
Eosin Y (yellowish) 5 wt. % in H₂O in aqueous solution, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Eosin Y, also known as Eosin yellowish is a widely used xanthene dye. It is a counterstain that is used to distinguish between various connective tissue fibers and matrices, and the cytoplasm of different types of cells. Eosin in combination with hematoxylin is useful to demonstrate the general histological architecture of a tissue.
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Thymol 99.01-101.0% BP, NF, Analytical reagent (AR), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Thymol meets analytical specification of Ph. Eur., BP, NF, 99 to 101%.
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Acid blue 25 45% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Acid Blue 25, Dye content 45 %
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Erythrosin B disodium salt, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Erythrosin B disodium salt, Sigma-Aldrich®
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Chlorazol black E, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Chlorazol Black has been used to monitor the infection of mycorrhizal Allium porrum in plant roots. It has also been used for the staining of copepods.
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Rose Bengal 95% (dye content) ≥96% (by HPLC), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Rose Bengal has been used to evaluate acrosome integrity. It has also been used to initiate photothrombotic occlusion in blood.
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2-Phenylaniline 97%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
2-Aminobiphenyl is a substrate for UGTs (UDP-glucuronosyltransferases), including UGT1A4, UGT2B13 and UGT2B16.
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Bathocuproin sulphonate disodium salt hydrate for spectrophotometric determination of Cu and Fe, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Bathocuproin sulphonate disodium salt hydrate for spectrophotometric determination of Cu and Fe, Sigma-Aldrich®
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Nile blue A, certified by the Biological Stain Commission, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Nile Blue A has been used for the staining of eggs before transferring them to the hosts. It has been used for the staining of cells.
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Reticulum Stain Kit acc. to Gordon & Sweets, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
The kit is based upon the method of Gordon and Sweets.
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Giemsa's stain, certified by the Biological Stain Commission, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Certified for Giemsa stain for blood films and for the Wolbach′s Giemsa method for paraffin sections. Giemsa is a versatile polychromatic stain, which is suitable for staining a diverse range of specimens. It is a buffered thiazine-eosinate solution designed to provide coloration of blood cells. Giemsa’s stain is frequently used for diagnostic purposes in hematology to differentiate the nuclear and cytoplasmic morphology of platelets, RBCs, WBCs, and parasites. It is frequently used in combination with other dye solutions as May-Grunwald’s solution for Pappenheim (MGG) and Wright-Giemsa. The Giemsa stain was adapted to histology due to its unique staining of chromatin, nuclear membranes, and cytoplasmic elements. Giemsa′s staining solution is composed of methylene blue, azure, and eosin.
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Acriflavine hydrochloride fluorescent dye, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
In living mice, acriflavine hydrochloride has been used in the confocal laser endomicroscopy to check the crypt structure in mucosa. It has also been used in Neurospora strain selection by checking the acriflavine resistance.
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Amyloid Stain, Congo Red Kit, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Amyloid protein is detected in tissue with Congo red, a metachromatic stain. Staining is intensified by pretreatment of tissue with alkaline sodium chloride.
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Silver Protein
Supplier: SIGMA ALDRICH MICROSCOPY
Protargol silver impregnation and neuronal selectivity for light and electron microscopic observations.
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Carmine, powder, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Carmine is a red compound and is generally used with aluminum, iron and other metal salts to enhance its activity. During smear preparation, it is required for chromatin staining in fresh material. In presence of aluminum chloride, it is used for the staining of glycogen.
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Bromophenol blue sodium salt in ACS Reagent grade water 90% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Bromophenol blue has been used in the sample buffer prepared for western blotting. A tracking dye for nucleic acid or protein electrophoresis in agarose or polyacrylamide gels.
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