Methylene blue for microscopy (C.I. 52015)
Supplier: VWR Chemicals
Methylene blue for microscopy (C.I. 52015)
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Kovac's indole reagent for microbiology pH <1 (H₂O, 20 °C), Millipore®
Supplier: Merck
Kovac's indole reagent for microbiology pH <1 (H₂O, 20 °C), Millipore®
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Fast black K salt, Practical grade, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Fast black K (C.l. 37190) is a lipophilic amino-substituted monoazo dye. It is also known as Brentamine fast black K salt.
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Haematoxylin, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Haematoxylin, Sigma-Aldrich®
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Papanicolaou's solution 1a Harris' hematoxylin solution used in nuclear staining, for cytology, Sigma-Aldrich®
Supplier: Merck
Nuclear staining in cytology
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α-Naphthyl Acetate (Non-Specific Esterase) Kit Kit formulated with all liquid reagents., Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Esterases are ubiquitous in nature and encompass a series of different enzymes acting upon select substrates.
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1-Amino-9,10-anthraquinone 97%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
1-Aminoanthraquinone has the ability to increase the solubility of derivatives of anthraquinone in supercritical carbon dioxide.
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4-Methoxybiphenyl 97%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
4-Methoxybiphenyl has been used as a standard reagent whose fluorescence intensity is associated with the fluorescence characteristics of the products of derivatisation reaction for aryl halides with phenylboronic acid (PBA).
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Anthrone in ACS Reagent grade water 97%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Anthrone, also known as 9(10H)-Anthracenone, is a planar tricyclic aromatic ketone. In acidic conditions, anthrone reacts with carbohydrate to yield a blue-green colour.
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2-Aminoazotoluene ≥97%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Fast Garnet GBC base has been used as a stain in papain activity inhibition assay, to stain for tryptase-activity and chymase-like activity, to gel stain for esterolytic activity.
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Bismarck brown R for microscopy, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Bismarck Brown R has been used as an adsorbate and is used in dye decoloration experiment.
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Methyl green zinc chloride salt, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Methyl green zinc chloride salt, Sigma-Aldrich®
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Methyl violet 2B, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Methyl violet 2B, Sigma-Aldrich®
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May Grunwald's eosin-methylene blue in methanol, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
May Grunwald's eosin-methylene blue in methanol, Sigma-Aldrich®
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1-Iodo-3,5-dinitrobenzene 97%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
1-Iodo-3,5-dinitrobenzene 97%, Sigma-Aldrich®
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Papanicolaou's solution 3d polychromatic solution EA 65 used in nuclear staining, for cytology, Sigma-Aldrich®
Supplier: Merck
Cytoplasm staining esp. for non-gynecological specimens, color effect pale blue-green
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4,4'-Bis(dimethylamino)diphenylmethane 98%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
4,4′-Methylenebis(N,N-dimethylaniline) is an intermediate in dye manufacture and works as a reagent for the determination of lead. It is suitable for the qualitative assay of cyanogens.
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Acridine yellow G ≥90% (dye basis), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Acridine Yellow G (AYG) is an organic dye with photophysical properties. It is widely used in optics, medicine and photovoltaic cells.
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α-Naphthyl Acetate (Non-Specific Esterase) Kit Select reagents packaged in gelatin capsules., Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Esterases are ubiquitous in nature and encompass a series of different enzymes acting upon select substrates.
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Azure B (azure I) ≥89% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Azure B (azure I) ≥89% (dye content), certified by the Biological Stain Commission, Sigma-Aldrich®
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Cesium chloride ≥99.5% BioXtra for titration, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Used for the preparation of electrically conducting glasses. Used to make solutions for the separation of RNA from DNA by density gradient centrifugation.
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Papanicolaou's solution 3a polychromatic solution EA 31 used in nuclear staining, for cytology, Sigma-Aldrich®
Supplier: Merck
Used to demonstrate the differentiation of squamous cells in gynecological cytology
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Dihydrorhodamine 123 ≥95% (by HPLC), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Dihydrorhodamine 123 has been used for the detection of free intracellular radicals or ROS (reactive oxygen species).
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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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Methyl green zinc chloride salt, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Methyl green zinc chloride salt, Sigma-Aldrich®
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3,3'-Diaminobenzidine (DAB), tablets buffer substance, for microscopical staining, Sigma-Aldrich®
Supplier: Merck
Peroxidase chromogen for immunohistochemistry (IHC)
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Bicinchoninic acid disodium salt hydrate
Supplier: SIGMA ALDRICH MICROSCOPY
Bicinchoninic acid is used for the determination of protein concentration. It is responsible for the making of intense purple complex with cuprous ion (Cu+) in the presence of alkaline conditions. The amount of Cu+ is in relation with the protein concentration.
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Isopentyl nitrite (mixed isomers ) 96%, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Isopentyl nitrite, also known as isoamyl nitrite, is an oxidant, and nitrosating agent for phosphoramidites which rearrange into phosphotriesters during nitrosation.
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Metanil yellow 70% (dye content), Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
Metanil yellow has been used for staining of leukocyte granules. It is also used as a counterstain in microscopic sections.
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BCECF AM ester 1 mg/mL in DMSO fluorescent pH indicator, Sigma-Aldrich®
Supplier: SIGMA ALDRICH MICROSCOPY
An intracellular fluorescent pH indicator.