Stains & Dyes, Bottle, Glass, Amber
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Congo Red
MP BiomedicalsCongo red is a secondary diazo dye. It is a High Purity Biological Stain. Congo Red is suitable for staining cytoplasm, erythrocytes and collagen. Useful probe for conformational studies of nucleotide-binding enzymes.
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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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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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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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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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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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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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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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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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Nile Red
MP BiomedicalsNile Red is an uncharged, hydrophobic, photostable molecule that strongly fluoresces bright red in hydrophobic environments. It is a fluorescent stain for intracellular lipid droplets. Nile red can be used for the rapid determination of lipids by thin-layer chromatography or for staining whole…
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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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Eosin Y Disodium Salt, 10% Solution
MP BiomedicalsEosin Y, a red xanthene dye, has been noted to reduce the affinity of Mg2+- ATPase for ATP and increase the enzyme affinity for Mg2+ at concentrations of 10-50 μM. At higher concentrations near 100 μM the affinity for Mg2+- ATPase for the ion-activator has been shown to be reduced. This…
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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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Phenazine Ethosulfate
MP BiomedicalsPhenazine ethosulfate is an intermediate which is used to detect nitric oxide reducatase activity in concert with ascorbic acid.
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Cresyl Violet Acetate
MP BiomedicalsCresyl violet acetate is a high purity biological stain to used for Nissl staining of spinal cord and brain paraffin sections and to stain mast cell and cartilage granules. Cresyl violet acetate is used for staining neve tissue and nerve cells and fresh turmor tissue for biopsy.
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Propidium Iodine
MP BiomedicalsPropidium iodide reagent is used for the fluorescent staining of nucleic acids. Propidium iodide (PI) binds to DNA by intercalating between the bases with little or no sequence preference and with a stoichiometry of one dye per 4-5 base pairs of DNA. PI also binds to RNA, necessitating treatment…
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Indocyanine Green
MP BiomedicalsIndocyanine green (ICG) is a cyanine dye used in medical diagnostics. It is used for determining cardiac output, hepatic function, and liver blood flow, and for ophthalmic angiography. ICG binds tightly to plasma proteins and becomes confined to the vascular system. Indocyanine Green is a…
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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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Evans Blue
MP BiomedicalsEvans Blue is a potent inhibitor of L-glutamate uptake into synaptic vesicles via EAAT. Evans Blue also inhibits AMPA and kainate receptor-mediated currents (IC50 values are 220 and 150 nM respectively). The compound is also a P2X-selective purinoceptor antagonist. Evans Blue used in…
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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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2,3,5-Triphenyl Tetrazolium 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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2,6-Dichloroindophenol Sodium Salt
MP Biomedicals2,6-dichlorophenolindophenol (DCPIP) is a blue chemical compound used as a redox dye. In Oxidized form DCPIP is blue; whereas in reduced form DCPIP is colorless. The rate of photosynthesis can be measured by the rate at which this dye changes color (is reduced) when exposed to light in a…
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Calcein
MP BiomedicalsCalcein is an indicator for the determination of calcium by titration with EDTA. The excitation wavelength and emission wavelength are 495/515 nm. It is suitable for fluorometric determination of calcium. It does not fluoresce in strong alkaline solution, but an intense fluorescence appears in the…
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Brilliant Sulfaflavine
MP BiomedicalsBrilliant Sulfaflavine is not the same as FIAT (Brilliant Sulfoflavin FF; Acid Yellow 7) which has only one methyl group para to the nitrogen. Brilliant sulfaflavine was used as fluorescent tracers to study the application rate of foliar fungicides when applied to soybeans for the control of rust.
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Lucifer Yellow CH Dilithium Salt
MP BiomedicalsLucifer Yellow CH is the hydrazine (-NH-CO-NH-NH2) form of the dye compared to Lucifer Yellow VS, which is the vinyl sulfone (-Ph-SO2-CH=CH2) form. It is a highly fluorescent dye useful in marking nerve cells. Lucifer yellow CH has been used to demonstrate electrical coupling between hamster…
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Azomethine H Monosodium Salt Monohydrate
MP BiomedicalsAzomethine H is a reagent for the determination of boron in soil, plants, composts, manure, water and nutrient solutions.
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Sulforhodamine B
MP BiomedicalsSulforhodamine B is a fluorescent dye. Sulforhodamine B can be used as a protein tag - by sulfamido condensation with a proteinaceous substrate containing a primary amine function. Sulforhodamine B will fluoresce red. Because of its red fluorescence it can be used in conjuction with fluorescein…
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Acriflavine Hydrochloride
MP BiomedicalsAcriflavine Hydrochloride is a mixture of 3,6-diamino-10-methylacridinium chloride and 3,6-diaminoacridine (approximately an 9 to 1 mixture respectively). Acriflavine Hydrochloride acts as an intercalating dye and also reported to inhibit mitochondriogenesis. It is an antiseptic and has been…
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Erythrosin B Sodium Salt
MP BiomedicalsA red, anionic xanthene dye, has been used as a contrast or counter stain to hematoxylin, crystal violet and other nuclear stains, in both plant and animal tissue. Erythrosin B sodium salt is used as a counter stain to hematoxylin, crystal violet and other nuclear stains, in both plant and…
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Primulin
MP BiomedicalsPrimuline is a dye containing the benzothiazole ring system. The primulines are considered derivatives of dehydrothiotoluidine (aminobenzenyltoluylmercaptan). It is pale yellow in solution under visible light and is blue fluorescent under ultraviolet. Primulin is used in retrograde double…
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Fluorescamine
MP BiomedicalsFluorescamine is a non-fluorescent reagent that reacts readily with primary amino groups in amino acids and peptides to form highly fluorescent derivatives, whereas the reagent and its degradation products are non-fluorescent. No significant fluorescence with ammonia. Low background due to…