Stains & Dyes, 25 g
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Coomassie® Brilliant Blue G-250
MP BiomedicalsCoomassie® Brilliant Blue G-250 is a useful dye for SDS gels as it readily stains proteins with minimal background color. Protein bands can be visualized during staining. Coomassie Brilliant Blue G-250 is a protein stain in electrophoresis. Brilliant Blue G has been used in the Bradford…
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Brilliant Blue G
BeanTown ChemicalCAS: 6104-58-1 EC No: 228-058-4 MDL No: MFCD00078482 Powder Molecular Formula: C47H48N3NaO7S2 MW: 854.02
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Safranine O
MP BiomedicalsSafranine O is a biological stain used in histology, cytology, bacteriology. It is a redox and adsorption indicator.
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Gentian (Crystal) Violet
Ricca ChemicalRicca Chemical Company offers a full set of general use cleaning solutions, acids, bases, dry chemicals, and solvents. With high quality, competitive pricing, and rapid service, our general use products are guaranteed to exceed your needs.
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Bromophenol Blue (ACS Grade)
G-BiosciencesFeatures Synonym: Bromphenol Blue Sultone Form CAS #: 115-39-9 Chemical formula: C19H10Br4O5S Molecular weight: 669.96
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Sodium Tungstate
Electron Microscopy SciencesFormula: Na2WO4.2H2O Formula Weight: 329.86 CAS #: 10213-10-2 Assay: 99.0-101.0%
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2,3,5-Triphenyltetrazolium Chloride
MP Biomedicals2,3,5-Triphenyltetrazolium Chloride is a redox indicator. In the TTC assay (also known as TTC test or tetrazolium test), TTC is used to differentiate between metabolically active and inactive tissues. The white compound is enzymatically reduced to red TPF (1,3,5-triphenylformazan) in living tissues…
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Malachite Green oxalate
BeanTown ChemicalCAS: 2437-29-8 EC No: 219-441-7 MDL No: MFCD00011766 RTECS: BQ1190000 UN No: UN2811; Haz Class: 6.1; Packing Group: III Solid Molecular Formula: C52H54N4O12 MW: 927.02 Melting Point: 144-150°
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Catechol Violet
BeanTown ChemicalCAS: 115-41-3 EC No: 204-088-3 MDL No: MFCD00005868 Powder Molecular Formula: C19H14O7S MW: 386.38
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Sudan IV
MP BiomedicalsSudan IV has been used industrially to color oils, waxes, shoe polish, greases, oily-resin lacquers, varnishes, cellulose acetate and acrylic resins, and in wood stains. As a biological stain, it is used primarily to stain lipids and fatty substances present in cells and tissues. The color imparted…
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p-Iodonitrotetrazolium Violet
MP Biomedicalsp-Iodonitrotetazolium Violet is used as a electron acceptor for the colorimetric assay of various dehydrogenases.
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8-Anilino-1-naphthalene sulfonic acid
MP Biomedicals8-Anilino-1-naphthalene Sulfonic Acid is a hydrophobic polarity sensitive fluorescent dye useful as a site probe to detect conformational changes in cell and micelle membranes and molecules such as proteins. ANSA is also used as a fluorescent probe for the estimation of the critical micelle…
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Brilliant Green
BeanTown ChemicalCAS: 633-03-4 EC No: 211-190-1 MDL No: MFCD00011880 RTECS: BP6825000 Crystalline Molecular Formula: C27H34N2O4S MW: 485.63 Melting Point: 210° (decomposes)
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2',7'-Dichlorofluorescein
BeanTown ChemicalCAS: 76-54-0 EC No: 200-968-6 MDL No: MFCD00005047 Solid Molecular Formula: C20H10Cl2O5 MW: 401.20 Melting Point: 280° (decomposes)
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Rosolic acid
BeanTown ChemicalCAS: 603-45-2 EC No: 210-041-8 MDL No: MFCD00001624 Powder Molecular Formula: C19H14O3 MW: 290.32
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Rose Bengal
BeanTown ChemicalCAS: 632-69-9 EC No: 211-183-3 MDL No: MFCD00151169 RTECS: LM5920000 Solid Molecular Formula: C20H2Cl4I4Na2O5 MW: 1017.65 Melting Point: >300°
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Cobalt Chloride Hexahydrate
MP BiomedicalsCobalt chloride is utilized in commercial applications such as electroplating, catalyst preparation, painting on glass and porcelain, and in the manufacture of vitamin B12. It is also used as a humidity and water indicator; when cobalt chloride is used with desiccants, it will change from blue to…
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Fluorescent Brightener 28
MP BiomedicalsFluorescent Brightner 28 is a colorless organic compound that fluoresces (clear bluish) under ultraviolet radiation. It is related structurally to Fluorescent Brightner 9 (Calcofluor White MR) which was used by Jefferies and Belcher and Maeda and Ischida in plant tissue studies. Fluorescent…
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Bromocresol Purple
MP BiomedicalsBromocresol purple binds quantitatively with human serum albumin forming a stable complex with absorbance maximum at 600 nm. The intensity of the color produced is directly proportional to the albumin concentration in the sample. Bromocresol Purple is used as a pH indicator (5.2-6.8 : yellow to…
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Sodium Tartrate
Electron Microscopy SciencesFormula: Na2C4H4O6·2H2O Formula Weight: 230.08 CAS #: 6106-24-7 Assay: 99.5%-101.0% pH of a 5% solution: @25°C-7.0-9.0 Loss on Drying: @150°C-15.61-15.71%
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Fast Blue B Salt
MP BiomedicalsFast blue B salt is useful for TLC of Aflatoxins. Fast Blue B is a diazonium salt used as a tissue stain.
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Coomassie® Brilliant Blue R-250
MP BiomedicalsCoomassie® Brilliant Blue R-250 is a fast acting, sensitive dye. Brilliant Blue R can be used for staining proteins on polyacrylamide electrophoresis gels. Improvement of sensitivity and background have been accomplished using Brilliant Blue dyes in a colloidal form. Other applications for…
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Bromophenol Blue
Electron Microscopy Sciences(3',3",5 '5"-Tetrabromophenol-sulfonthalein) Formula: C19H10O5SBr4 Formula Weight: 669.97 CAS #: 115-39-9
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Uranyl Acetate
Electron Microscopy SciencesFormula: UO2(OCOCH3)2·2H2O Formula Weight: 424.14 CAS #: 541-09-3 Assay: 98.0-102.0%
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Alcian Blue 8GX
MP BiomedicalsAlcian Blue 8GX is a cationic dye used to quantitatively determine glycosaminoglycans by forming insoluble complexes in solution. Alcian Blue 8GX can be used to determine proteins based on their Resonance Light Scattering by strongly enhancing the signals. It is useful as a bacterial stain, and as…
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Toluidine Blue O
MP BiomedicalsToluidine Blue O is a metachromatic dye suitable for a wide variety of histological staining procedures.
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Coomassie Brilliant Blue R-250
MP BiomedicalsCoomassie Blue R-250 is a triphenylmethane dye used extensively in SDS-PAGE for the analysis of proteins. Brilliant Blue R has been used for many years for staining proteins on polyacrylamide electrophoresis gels. Improvement of sensitivity and background have been accomplished using Brilliant…
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Trypan Blue
BeanTown ChemicalCAS: 72-57-1 EC No: 200-786-7 MDL No: MFCD00003969 RTECS: QJ6475000 Solid Molecular Formula: C34H24N6O14S4Na4 MW: 960.82 Melting Point: >300°
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Hematoxylin, 96% dry weight
BeanTown ChemicalCAS: 517-28-2 EC No: 208-237-3 MDL No: MFCD00078111 RTECS: MH7875000 Powder Molecular Formula: C16H14O6·xH2O MW: 302.29 (anhydrous) Melting Point: 200° (decomposes)
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Crystal Violet
BeanTown ChemicalCAS: 548-62-9 EC No: 208-953-6 MDL No: MFCD00011750 RTECS: BO9000000 UN No: UN3077; Haz Class: 9; Packing Group: III Crystalline/Powder Molecular Formula: C25H30ClN3 MW: 407.99 Melting Point: 205° (decomposes)
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Crystal Violet, ACS, 90.0% min.
BeanTown ChemicalCAS: 548-62-9 EC No: 208-953-6 MDL No: MFCD00011750 RTECS: BO9000000 UN No: UN3077; Haz Class: 9; Packing Group: III Powder Molecular Formula: C25H30ClN3 MW: 407.99 Melting Point: 205° (decomposes)
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Methylene Blue, biological stain
BeanTown ChemicalCAS: 122965-43-9 EC No: 200-515-2 MDL No: MFCD00150006 RTECS: SO5600000 Powder Molecular Formula: C16H18ClN3S·xH2O MW: 319.85 (anhydrous) Melting Point: 180° (decomposes)