water-soluble

8-Aminopyrene-1,3,6-trisulfonic Acid (sodium salt) is an anionic fluorescent dye used as a reporter for glucose sensing and detecting other saccharides, with excitation/emission spectra of 425/503 nm. It can be utilized in solution or immobilized via attachment of an aldehyde-functionalized monomer by reductive amination without significantly altering fluorescence intensity.

WST-8 is a water-soluble tetrazolium dye, and WST-8-based assays have higher sensitivity than traditional MTS-based assays.

Lucifer Yellow CH dipotassium is a water-soluble fluorescent tracer that labels endocytosis vesicles in cells.Lucifer Yellow CH dipotassium excites and emits at a maximum wavelength of 430 nm and 540 nm, respectively.

Methylene Blue trihydrate (Basic blue 9) is a compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene Blue trihydrate is used as a bacteriologic stain and as an indicator. It inhibits soluble guanylyl cyclase and has been used to treat cyanide poisoning and to lower levels of methemoglobin. It also inhibits tau filament formation (IC50: 1.9μM).

ADPS (N-Ethyl-N-(3-sulfopropyl)-3-methoxyaniline sodium salt) is a kind of new Trinder's reagents, which are high water-soluble aniline derivatives. It is widely used in diagnostic and biochemical tests.

CY5 triethylamine salt is a water-soluble dye, Excitation (nm):649, Emission (nm): 670.

HOE 32020 is a Hoechst stain, a blue fluorescent dyes, used to stain DNA. Hoechst dyes are soluble in water and in organic solvents such as dimethyl formamide or dimethyl sulfoxide. Concentrations can be achieved of up to 10 mg/mL. Aqueous solutions are s

Hoechst stains are part of a family of blue fluorescent dyes used to stain DNA. HOE 33187 is a cell dye for DNA. Hoechst dyes are soluble in water and in organic solvents such as dimethyl formamide or dimethyl sulfoxide. Concentrations can be achieved of

CY7-N3 (Sulfo-Cyanine7-N3) is a CY7 derivative for click chemistry, containing an azide group capable of undergoing CuAAc reactions with molecules bearing alkyne groups, or SPAAC reactions with molecules containing DBCO or BCN groups. CY7 is an amine-reactive, near-infrared (NIR) fluorophore commonly used for fluorescent labelling of proteins and nucleic acids.

Phenol Red sodium salt is a water-soluble pH indicator used in the range from 6.8 (yellow) to 8.2 (red).

DAOS (Sodium 3-((3,5-dimethoxyphenyl)(ethyl)amino)-2-hydroxypropane-1-sulfonate),Trinder's reagent, is a new type of highly water-soluble aniline derivative. It is widely used in diagnostic tests and biochemical tests.

C.I. Acid Black 24 is a dye that is a blue-black powder. Soluble in water, aqueous solution is reddish blue to black, greenish blue when added to concentrated hydrochloric acid; date red when added to concentrated sodium hydroxide solution. Dissolved in ethanol is navy blue, in concentrated sulfuric acid is gray-blue to black, after dilution is dark green light blue; in concentrated nitric acid is red light brown and then changed to yellow. Used for dyeing woolen fabrics, also suitable for nylon, silk and leather dyeing.

CI Direct Brown 2 is a direct dye. It is soluble in water and ionizable to form colored anions. It also can directly dye cellulose fibers or protein fibers.

Sulfo-Cy7.5 NHS ester tripotassium, a near-infrared, water-soluble, hydrophilic dye, functions primarily as an NHS ester designed for amine group modification. This compound features a trimethylene bridge and includes a linker arm, facilitating its attachment to proteins, peptides, and various molecules. It is commonly utilized in research focused on NIR (near-infrared) imaging applications.

WST-1 is a cytotoxic, water-soluble tetrazolium salt that induces intracellular mitochondrial dehydrogenases to undergo NADH-dependent enzymatic reactions, releasing water-soluble methylbenzene products.WST-1 can be used to detect cell proliferation and cellular activity by assaying the uptake values, and can be used to determine superoxide dismutase activity in the WST-1 plate assay.

BP Fluor 350 NHS ester is an amine-reactive, water-soluble dye that emits blue. It is specifically designed to efficiently modify primary amines at pH 7-9, resulting in the formation of a stable covalent amide bond.

Alexa fluor 647 maleimide is a water-soluble fluorescent dye that maintains stability under a broad range of physiological conditions. Alexa fluor 647 maleimide facilitates the covalent attachment of fluorescent groups to proteins through selective reaction with thiol groups, thereby enabling precise labeling. This labeling method offers both high sensitivity and specificity, allowing detection of proteins at very low concentrations. Alexa fluor 647 maleimide is widely applied in the study of protein expression and localization, and it can also be conjugated to antibodies for labeling cell surface antigens or specific proteins within tissues [Ex/Em(nm)=651/671].

BP Fluor 430 NHS Ester is a water-soluble green fluorescent dye commonly utilized in multicolor applications such as flow cytometry and super-resolution microscopy employing STORM. It is optimally excited by the krypton laser's 407 nm line or a 408 nm violet laser diode. BP Fluor 405 conjugates remain pH insensitive from pH 4 to pH 10. The NHS Ester (or succinimidyl ester) is most frequently used as an amine-reactive group for labeling primary amines in proteins (Lys), amine-modified oligonucleotides, and other amine-containing molecules. Proteins can be labeled with BP Fluor 430 NHS Ester at high molar ratios without significant self-quenching, resulting in brighter conjugates and more sensitive detection.

Cy5-bifunctional dye potassium is a water-soluble bifunctional dye with two NHS ester terminal groups. The NHS ester can react specifically and efficiently under neutral or mildly alkaline conditions with primary amines, such as lysine residue side chains or amino silane-coated surfaces, forming covalent bonds. This dye is applicable for amine cross-linking and other advanced labeling applications.

BP Fluor 405 Cadaverine is a carbonyl-reactive structural component employed to modify carboxyl groups through stable amide bonds in the presence of activators (such as EDC or DCC) or activated esters (such as NHS ester). Another common use of BP Fluor 405 Cadaverine includes cell fixation via treatment with formaldehyde or glutaraldehyde. BP Fluor 405 is a water-soluble blue fluorescent dye, widely utilized in multicolor applications, including flow cytometry and super-resolution microscopy using STORM. Its excitation is particularly well-matched to the krypton laser's 407 nm spectral line or the 408 nm violet laser diode.

BP Fluor 594 NHS ester is a widely used tool for modifying proteins or antibodies through the labeling of primary amines (Lys), amine-modified oligonucleotides, and other amine-containing biomolecules. The labeling process is optimal at pH 7-9, forming stable covalent amide bonds. BP Fluor 594 dye supports high molar ratio protein labeling with negligible self-quenching, resulting in brighter conjugates and more sensitive detection. BP Fluor 594 is a bright, water-soluble, pH-insensitive red fluorescent dye effective across a pH range of 4 to 10, with absorption and emission peaks at 590 and 617 nm, respectively. It is compatible with 561 nm and 594 nm laser lines. BP Fluor 594 can bind to various antibodies, peptides, proteins, tracers, and amplification substrates, and it is commonly used to generate stable signals in imaging and flow cytometry.

BP Fluor 647 Alkyne is a bright green fluorescent dye optimized for use with 633 nm and 650 nm argon lasers. The alkyne group can react with azides through a copper-catalyzed click chemistry reaction. This dye is water-soluble, insensitive to pH ranging from 4 to 10, and contains four sulfonate groups, enhancing its water solubility and reducing aggregation in aqueous solutions. BP Fluor 647 Alkyne is utilized in the labeling of proteins and antibodies or in nucleic acid applications with high labeling density.

BP Fluor 405 acid is a water-soluble blue fluorescent dye frequently utilized in multicolor applications, such as flow cytometry and super-resolution microscopy with STORM. It is optimally excited by either the 407 nm spectral line of a krypton laser or a 408 nm violet laser diode. This compound is pH insensitive across the range of pH 4 to pH 10. The carboxylic acid form of BP Fluor 405 serves as an ideal reagent for synthesizing custom active esters not typically available commercially, such as sulfo-NHS, TFP (2,3,5,6-tetrafluorophenol), and STP (4-sulfo-2,3,5,6-tetrafluorophenol, sodium salt). Another prevalent use of non-activated carboxylic acids is in peptide modification during solid-phase synthesis, often requiring in situ activation with peptide coupling reagents like HATU. Additionally, BP Fluor 405 acid is commonly used for control experiments and calibration.

BP Fluor 430 Azide is a water-soluble, green fluorescent probe activated by azide. It engages in copper-catalyzed click reactions (CuAAC) with terminal alkynes, and can also react with strained cyclooctynes in copper-free click chemistry, forming stable triazoles without the need for Cu catalysts or high temperature. This probe exhibits bright, photostable green fluorescence, with a maximum absorption wavelength around 432 nm and maximum emission wavelength near 539 nm. It is water-soluble and maintains stability across a pH range from 4 to 10. The next-generation BP Fluor 430 Picolyl Azide is also applicable for detecting low-abundance alkyne-labeled biomolecules.