Lab Stains and Dyes
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Methyl Red
Bio Basic Inc.Methyl red, also called C.I. Acid Red 2, is an indicator dye that turns red in acidic solutions. It is an azo dye, and is a dark red crystalline powder. Methyl red is a pH indicator; it is red in pH under 4.4, yellow in pH over 6.2, and orange in between, with a pK? of 5.1.
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Toluidine Blue O
Electron Microscopy SciencesA general stain for epoxy thick sections. (Basic blue; Methylene Blue T50 or T Extra) Formula: C15H16N3SCl Formula Weight: 305.83 CAS #: 92-31-9 Dye Content: approx. 85% min. Solubility: 3.25% Water; 1.75%…
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Gram Stain Crystal Violet Replacement, 4x16oz
Ethos BiosciencesCrystal Violet stains nuclei a deep purple color, aiding in their visualization. It can also be used to visualize colonies of cells. 4x 16oz
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Acid Fuchsin
Electron Microscopy Sciences(Rubin S, Fuchsin S, Fuchsin Acid, Acid Magenta, Acid Violet 19) Formula: C20H17N3Na2O9S3 Formula Weight: 585.54 CAS #: 3244-88-0 Solubility: 0.053% Water; 1.21% Alcohol
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Decolorizer, Fast, 25% Alcohol/75% Acetone
Hardy DiagnosticsDecolorizer used in the gram stain procedure, fast 25% alcohol/75% acetone. For those who require a faster decolorizer. Recommended for use with stabilized iodine.
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Azure II
BeanTown ChemicalCAS: 37247-10-2 MDL No: MFCD00080716 Powder Molecular Formula: C16H18N3S·C15H16N3S·2Cl MW: 625.68
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Wright's Stain
Ethos BiosciencesAstral Diagnostics has formulated a series of stains and reagents for use on the popular dip-stainers. Ongoing quality control procedures assure the user of consistent, precipitate free performance. The availability of both pH 6.8 and 7.2 buffers, permits the variation of stain intensity.
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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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Reticulocyte Stain
MilliporeSigmaApplication Utilizes New Methylene Blue for the identification of reticulocytes in blood films. Principle Blood and reticulocyte staining solution (New Methylene Blue) are mixed and incubated briefly at room temperature. Wedge or spun smears are made on microscope slides, air dried…
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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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FD Methyl Green Solution™
FD NeuroTechnologiesFD Methyl Green Solution™, made from crystal violet-free methyl green and with a step by step user manual printed on the bottle, is specifically designed for easy use in all types of laboratories. Methyl green imparts a bluish-green color to nuclei and other basophilic tissue elements. This…
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Eosin Y, Reagent, ACS
Spectrum ChemicalEOSIN Y, REAGENT, ACS, a form of eosin, is used as an acidic red stain for indicating cytoplasm material. As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical…
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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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Thionin acetate
BeanTown ChemicalCAS: 78338-22-4 MDL No: MFCD00081194 Solid Molecular Formula: C14H13N3O2S MW: 287.34
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Ricca New Methylene Blue "N" Stain
Ricca ChemicalThe Ricca Chemical new methylene blue "N" stain is used extensively in medical facilities for the treatment of methemoglobinemia. Application: For Reticulocyte Count
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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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Crystal Violet, 0.2% (w/v), Volumetric
Reagents®Concentration: 0.2% w/v in Glacial Acetic Acid Composition: Acetic Acid 99.81%, Gentian Violet 0.19% Boiling Point: Approximately 118°C Density: 1.05 Melting Point: 16.64°C Color: Dark blue to violet/purple liquid Physical State: Liquid Flash Point: 39°C pH Range: Solubility…
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Calcein
MP BiomedicalsCalcein is used as an indicator for the determination of calcium by titration with EDTA. Suitable for fluorometric determination of calcium. Calcein does not fluoresce in strong alkaline solution, but an intense fluorescence appears in the presence of alkaline earths, especially calcium. The…
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FOCUS™ FASTsilver™
G-BiosciencesFOCUS ™ FAST silver ™ produces crystal clear backgrounds and maximal peptide recovery needed for critical analysis by mass spectrometry. For mass spectrometry analysis, complete proteolytic digestion and recovery of peptides is required for optimal analysis, however silver ions in…
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Advanced™ Crystal Violet Stain
Hardy DiagnosticsUsed as a primary stain in the advanced gram stain procedure. An aqueous solution of crystal violet.
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Ponceau S Staining Solution
Bio Basic Inc.Ponceau S Staining Solution: Ponceau S Staining Solution, as a reversible stain method, is used to stain electroblotted proteins on blot transfer membranes. Transferred proteins (>100 ng/band) appear as red bands on a white background, proteins are stained by the Ponceau S Staining Solution…
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Oil Red O
Bio Basic Inc.The Bio Basic Inc. oil red O is suitable for laboratory and research use. It is mainly used to in analysis and study of cytologic specimens. Application: For Laboratory Research Only
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Ricca Gentian Violet
Ricca ChemicalThe Ricca Chemical gentian violet with a composition of 99.30% water and 0.70% gentian violet, is used to treat fungal and bacterial infections. It can be stored at a temperature of 15 to 30 degree C.
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Ricca 1% (w/v) in Denatured Alcohol Methylene Blue
Ricca ChemicalThe Ricca Chemical methylene blue with a composition of 94.05% ethyl alcohol, 4.70% methyl alcohol and 1.25% methylene blue trihydrate, is helpful to treat methemoglobinemia and urinary tract infections. It can be stored at a temperature of 15 to 30 degree C.
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BlueMount™, Permanent Fungal Stain
Hardy DiagnosticsA permanent slide mounting media for mycology specimens that contains the stain lactophenol cotton blue. Produces a long lasting permanently stained slide. Contains polyvinyl alcohol (PVA) that will dry and set up hard to create a perfectly preserved slid
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Pyronin Y (Pyronin G)
Bio Basic Inc.The Bio Basic Inc. pyronin Y [pyronin G] is suitable for research and laboratory use. It is mainly used as an indicator in DNA/RNA detection. Application: For Laboratory Research Only
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Ricca 0.05% (w/v) Alcoholic Methylene Blue TS
Ricca ChemicalThe Ricca Chemical methylene blue TS contains a hint of guanylate cyclase that helps in the treatment of cyanide poisoning and to lower the level of methemoglobin. It also acts as a bacteriologic stain and as an indicator.
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Orange G, Sodium Salt
Bio Basic Inc.The Bio Basic Inc. orange G sodium salt is suitable for laboratory and research use. Application: For Laboratory Research Only
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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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HARLECO® Wright Stain Solution
MilliporeSigmaFormula: Mixture Formula Weight: N/A CAS Number: Synonym(s): Hematology Stain Description: General Product Use: Polychromic stain for peripheral blood and bone marrow smears. Used for red blood cell morphology and white blood cell differentiation.
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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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Phenazine Ethosulfate
MP BiomedicalsPhenazine ethosulfate is an intermediate which is used to detect nitric oxide reducatase activity in concert with ascorbic acid.