Protein Labeling Reagents
Protein Labeling Reagents
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Filtered Search Results
Invitrogen™ Alexa Fluor™ 647 NHS Ester (Succinimidyl Ester)
Alexa Fluor™ 647 is a bright and photostable far-red dye with excitation ideally suited to the 633 nm laser line.
Emission | 672 nm |
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Excitation | 651 nm |
Molecular Probes™ Alexa Fluor™ Carboxylic Acid, tris(triethylammonium) salts
Alexa Fluor Carboxylic Acid tris(triethylammonium) salts are non-reactive forms of the Alexa Fluor dye that can be used as a reference standard for dye-conjugates. Choose from ten different Alexa Fluor free acid dyes that span the spectrum, from 350 to 750 nm, to meet your research needs.
Content And Storage | Store in freezer (-5 to -30°C). Protect from light. |
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Reactive Moiety | Free acid |
Quantity | 5 mg |
Label Type | Alexa Fluor |
Product Line | Alexa Fluor™ |
Invitrogen™ Zenon™ Alexa Fluor™ Plus IgG Labeling Reagents
Zenon Alexa Fluor Plus Labeling Reagents provide rapid, scalable antibody labeling and give a bright fluorescence-based indication of antibody binding when analyzed by flow cytometry, fluorescence microscopy, or high-content screening.
Labeling Target | IgG |
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Content And Storage | Store in refrigerator (2–8°C) and protect from light. |
Product Type | Labeling Reagent |
Quantity | 240 μL |
Label Type | Alexa Fluor |
For Use With (Application) | Antibody binding screening |
Product Line | Zenon™ |
Detection Method | Fluorescence |
Thermo Scientific™ NHS-Fluorescein (5/6-carboxyfluorescein succinimidyl ester), mixed isomer
Activated derivatives of green-fluorescent fluorescein dye to label antibodies, proteins and other molecules for fluorescence imaging (ex 494; em 518).
Content And Storage | Store desiccated at -20°C, protect from moisture |
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Product Type | NHS-Fluorescein |
Label or Dye | FITC (Fluorescein) |
Reactive Moiety | Active Ester, Succinimidyl Ester, NHS Ester |
Solubility | DMF (Dimethylformamide) |
Emission | 518 |
Excitation | 494 |
Label Type | Classic Dyes |
Chemical Reactivity | Amine |
Product Line | Pierce™ |
Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer
Label antibodies, proteins and other molecules for fluorescence imaging (ex 546; em 572-615) using these activated derivatives of red-fluorescent rhodamine dye.
Molecular Probes™ Alexa Fluor™ 488 NHS Ester (Succinimidyl Ester)
Alexa Fluor™ 488 is a bright, green-fluorescent dye with excitation ideally suited for the 488 nm laser line.
Shipping Condition | Room Temperature |
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Content And Storage | Store in freezer (-5 to -30°C) and protect from light. |
Product Type | Dye |
Label or Dye | Alexa Fluor™ 488 |
Emission | 517 nm |
Excitation | 494 nm |
Label Type | Alexa Fluor |
Chemical Reactivity | Amine |
Product Line | Alexa Fluor™ |
Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin
Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin is a pegylated, water-soluble reagent for simple and efficient biotin labeling of antibodies, proteins and other primary amine-containing macromolecules.
Cell Permeability | Cell-Impermeant |
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Content And Storage | Store at -20°C. |
Product Type | NHS-PEG4-Biotin |
Label or Dye | Biotin |
Solubility | DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water |
Chemical Reactivity | Amine |
Product Line | EZ-Link™ |
Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin
Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin is an intermediate-length, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.
Cell Permeability | Cell-Impermeant |
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Product Type | Sulfo-NHS-LC-Biotin |
Spacer | Mid-length |
Label or Dye | Biotin |
Solubility | DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water |
Chemical Reactivity | Amine |
Product Line | EZ-Link™ |
Molecular Probes™ Alexa Fluor™ 647 C2 Maleimide
Alexa Fluor™ 647 is a bright, far-red fluorescent dye with excitation ideally suited for the 594 nm or 633 nm laser lines.
Molecular Probes™ pHrodo™ Red, succinimidyl ester (pHrodo™ Red, SE)
New pH-sensitive pHrodo™ Red dye conjugates give faster and more accurate results than any other phagocytosis assay.
Molecular Probes™ Alexa Fluor™ 555 NHS Ester (Succinimidyl Ester)
Alexa Fluor™ 555 is a bright orange dye. Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 555 dye is water soluble and pH-insensitive from pH 4 to pH 10.
Shipping Condition | Room Temperature |
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Product Type | Dye |
Emission | 572 nm |
Excitation | 555 nm |
Product Line | Alexa Fluor™ |
Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin, No Weigh Format
Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin No-Weigh™ Format is a water-soluble, NHS-ester biotinylation reagent whose spacer arm includes a cleavable disulfide bond for reversible labeling of proteins and cell surface primary amines.
Chemical Reactivity | Amine |
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Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin
Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin is a short-chain, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.
Cell Permeability | Cell-Impermeant |
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Product Type | Sulfo-NHS-Biotin |
Spacer | Short |
Label or Dye | Biotin |
Solubility | DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water |
Chemical Reactivity | Amine |
Product Line | EZ-Link™ |
Molecular Probes™ Alexa Fluor™ 488 Azide (Alexa Fluor™ 488 5-Carboxamido-(6-Azidohexanyl), Bis(Triethylammonium Salt)), 5-isomer
The green-fluorescent Alexa Fluor™ 488 azide is reactive with terminal alkynes via a copper-catalyzed click reaction.