2. Fluorescent Dye
  3. Biological Conjugation
  4. Label Coupling
  5. Other Labeling Dyes

Other Labeling Dyes

Other Labeling Dyes (96):

Cat. No. Product Name CAS No. Purity Chemical Structure
  • HY-D0098
    Fluorescein-5-maleimide 75350-46-8 99.05%
    Fluorescein-5-maleimide (N-(5-Fluoresceinyl)maleimide) is a fluorescent dye. Fluorescein-5-maleimide can be used to detect the redox state of thiols in eukaryotic cells. Fluorescein-5-maleimide can label peptides and is used to detect negatively charged nanoparticles. Fluorescein-5-maleimide can also label actin to explore its interaction with cardiac myosin-binding protein C (cMyBP-C), which helps in developing small molecule modulators for heart failure. Fluorescein-5-maleimide can screen mutant proteins that contain cysteine residues. The excitation wavelength of Fluorescein-5-maleimide is 494 nm, and the emission wavelength is 519 nm.
    Fluorescein-5-maleimide
  • HY-D1540
    Cyanine5.5 amine 2097714-45-7 99.28%
    Cyanine5.5 amine (Cy 5.5 amine), a Cy5.5 Analogue, is a near-infrared (NIR) fluorescent dye (Ex=648 nm, Em=710 nm). Cyanine5.5 amine can be used in the preparation of Cy5.5-labeled nanoparticles, which can be tracked and imaged with low fluorescence background using confocal microscopy.
    Cyanine5.5 amine
  • HY-D1808
    Vari Fluor 488-Streptavidin
    Vari Fluor 488-Streptavidin is a dye marker of Vari Fluor-streptavidin consisting of labeling streptavidin with a Vari Fluor series of fluorescent probes. Streptavidin is a high-affinity tetramer protein, each tetramer consisting of four identical streptavidin subunits. Streptavidin binds to biotin specifically via a reversible non-covalent effect. Streptavidin can achieve rapid and efficient detection of biotin markers, and is often used in immunofluorescence (IF), enzyme-linked immunosorbent assay (ELISA), immunohistochemical staining (IFH), in situ hybridization (ISH) and other experiments. Ex/Em=490 nm/515 nm.
    Vari Fluor 488-Streptavidin
  • HY-D1837
    Vari Fluor 488 TSA（200×）
    Vari Fluor 488 TSA（200×） (VF 488 Tyramide) is a fluorescent probe belonging to the Vari Fluor TSA series. Vari Fluor TSA series fluorescent probes can be used for high-density in situ labeling of target antigens using horseradish peroxidase (HRP) assays, which are widely used in ELISA, IF, IHC and other techniques with high detection sensitivity.
    Vari Fluor 488 TSA（200×）
  • HY-130412
    FlAsH-EDT2 212118-77-9 ≥99.0%
    FlAsH-EDT2 is a protein labeling reagent. FlAsH-EDT2 also is a membrane-permeant fluorogenic biarsenicals. FlAsH-EDT2 binds to CCXXCC motifs and non-specifically to endogenous cysteine-rich proteins. FlAsH-EDT2 can be useful only for labeling those recombinant proteins that express at a very high level.
    FlAsH-EDT2
  • HY-D2395
    B-Phycoerythrin
    B-Phycoerythrin (B-PE) is a light-harvesting pigment protein that can be isolated from the red alga Porphyridium cruentum. The absorption spectrum of B-Phycoerythrin peaks at 545 nm and 563 nm, with a shoulder at 498 nm.
    B-Phycoerythrin
  • HY-D2397
    Cross-Linked Allophycocyanin
    Cross-Linked Allophycocyanin is a trimer biliprotein with maximum absorption at 650 nm.
    Cross-Linked Allophycocyanin
  • HY-D2396
    Sulfo SMCC R-phycoerythrin
    Sulfo SMCC R-phycoerythrin is a conjugate composed of the protein crosslinker SMCC (HY-42360) and R-PE (R-Phycoerythrin) (HY-D0988) that can be used to label proteins to make them carry red fluorescence. Among them, SMCC is able to engage antigen-coupled spleen cells to induce antigen-specific immune responses.
    Sulfo SMCC R-phycoerythrin
  • HY-D1820
    Vari Fluor 594-Phalloidin
    Vari Fluor 594-Phalloidin is a fluorescent derivative of Phalloidin that specifically labels myofilament proteins and exhibits red fluorescence at 585/609 nm when labeled.
    Vari Fluor 594-Phalloidin
  • HY-D1025
    C-Phycocyanin 11016-15-2
    C-phycocyanin (C-PC) is a protein pigment which is also widely used as an excellent nutrient supplement for human beings.
    C-Phycocyanin
  • HY-118135
    4-Methylumbelliferyl-α-D-galactopyranoside 38597-12-5 99.76%
    4-Methylumbelliferyl-α-D-galactopyranoside (4MU-α-Gal), a substrate for α-galactosidase A (GLA), is a blue pro-fluorogenic substrate. 4-Methylumbelliferyl-α-D-galactopyranoside forms two products, galactose and fluorescent 4MU, upon cleavage by GLA.
    4-Methylumbelliferyl-α-D-galactopyranoside
  • HY-D1836
    Vari Fluor 555 TSA (200x)
    Vari Fluor 555 TSA (200x) , also know as VF 555 Tyramide. Vari Fluor 555 TSA (200x) is one of Vari Fluor TSA series fluorescent probes, which can be used for high-density in situ labeling assays. Vari Fluor TSA series target antigens via horseradish peroxidase (HRP), which are widely used in ELISA, IF, IHC and other techniques with high detection sensitivity.
    Vari Fluor 555 TSA (200x)
  • HY-D1816
    Vari Fluor 555-Phalloidin
    Vari Fluor 555-Phalloidin is a fluorescent derivative of Phalloidin that specifically labels myofilament proteins and exhibits red fluorescence when labeled, allowing for fluorescence imaging using the PE channel (Ex/Em=550 nm/561 nm).
    Vari Fluor 555-Phalloidin
  • HY-D1817
    Vari Fluor 488-Phalloidin
    Vari Fluor 488-Phalloidin is a fluorescent derivative of Phalloidin that specifically labels myofilament proteins and exhibits green fluorescence when labeled, allowing for fluorescence imaging using FITC channels (Ex/Em=488 nm/513 nm).
    Vari Fluor 488-Phalloidin
  • HY-D1819
    Vari Fluor 633-Phalloidin
    Vari Fluor 633-Phalloidin is a fluorescent derivative of Phalloidin that specifically labels myofilament proteins and exhibits red fluorescence at 630/650 nm when labeled.
    Vari Fluor 633-Phalloidin
  • HY-D0217
    Sulfobromophthalein disodium salt 71-67-0 ≥98.0%
    Sulfobromophthalein (Bromosulfophthalein) disodium salt is an organic anion dye used in the study of a variety of membrane carriers expressed in animal tissues and involved in transport of agents and metabolites.
    Sulfobromophthalein disodium salt
  • HY-D1834
    Vari Fluor 640 TSA（200×）
    Vari Fluor 640 TSA（200×） (VF 640 Tyramide) is a fluorescent probe belonging to the Vari Fluor TSA series. Vari Fluor TSA series fluorescent probes can be used for high-density in situ labeling of target antigens using horseradish peroxidase (HRP) assays, which are widely used in ELISA, IF, IHC and other techniques with high detection sensitivity.
    Vari Fluor 640 TSA（200×）
  • HY-D1805
    Vari Fluor 647-Streptavidin
    Vari Fluor 647-Streptavidin is a dye marker of Vari Fluor-streptavidin consisting of labeling streptavidin with a Vari Fluor series of fluorescent probes. Streptavidin is a high-affinity tetramer protein, each tetramer consisting of four identical streptavidin subunits. Streptavidin binds to biotin specifically via a reversible non-covalent effect. Streptavidin can achieve rapid and efficient detection of biotin markers, and is often used in immunofluorescence (IF), enzyme-linked immunosorbent assay (ELISA), immunohistochemical staining (IFH), in situ hybridization (ISH) and other experiments. Ex/Em=650 nm/665 nm.
    Vari Fluor 647-Streptavidin
  • HY-D0981
    7-Amino-4-(trifluoromethyl)coumarin 53518-15-3 99.30%
    7-Amino-4-(trifluoromethyl)coumarin (Coumarin 151) is a fluorescent marker for the sensitive detection of proteinases. The excitation and emission wavelengths are 400 and 490 nm, respectively.
    7-Amino-4-(trifluoromethyl)coumarin
  • HY-D1806
    Vari Fluor 594-Streptavidin
    Vari Fluor 594-Streptavidin is a dye marker of Vari Fluor-streptavidin consisting of labeling streptavidin with a Vari Fluor series of fluorescent probes. Streptavidin is a high-affinity tetramer protein, each tetramer consisting of four identical streptavidin subunits. Streptavidin binds to biotin specifically via a reversible non-covalent effect. Streptavidin can achieve rapid and efficient detection of biotin markers, and is often used in immunofluorescence (IF), enzyme-linked immunosorbent assay (ELISA), immunohistochemical staining (IFH), in situ hybridization (ISH) and other experiments. Ex/Em=590 nm/617 nm.
    Vari Fluor 594-Streptavidin