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染料及荧光试剂

染料及荧光试剂

生物染料是能与细胞组成物质,例如DNA,蛋白质,脂质以及糖等,选择性结合、从而区分细胞内结构的特殊物质。其中,部分染料在特定波长激发光的照射下,能够产生荧光,因而被称为荧光染料。在生物学上,染料常被用于生物体标识,例如标记细胞分布,细胞器,蛋白质等。

CSNpharm为广大科研工作者提供种类丰富的染料和荧光染料,用于标识核酸,蛋白质,氨基酸,细胞器,特殊细胞类群,特定组织等。例如JC-1可用于线粒体膜电位检测,Sulforhodamine 101可用于星型胶质细胞标记,D-Luciferin potassium salt可用于动物活体成像。

产品列表

货号 产品名称 CAS号 描述
CSN18906 5(6)-TAMRA SE 246256-50-8

5(6)-TAMRA SE, also called 5(6)-TAMRA NHS, is consist of two parts, the fluorophore 5(6)-TAMRA and the reactive group N-Hydroxysuccinimide (NHS).

CSN19374 3-Cyano-7-Ethoxycoumarin 117620-77-6

3-Cyano-7-ethoxycoumarin is a cytochrome P-450 substrate.

CSN21114 H2DCFDA 4091-99-0

H2DCFDA is a cell-permeable fluorogenic probe that is useful for the detection of reactive oxygen species (ROS) and the nitric oxide (NO) in neutrophils and macrophages and for the determination of the overall oxidative stress in toxicological phenomena.

CSN23345 Ruthenium Red 11103-72-3

Ruthenium red is a polycationic stain used to visualize acid polysaccharides on the outer surface of cells and and elastic tissue fibers.

CSN11997 Sudan III 85-86-9

Sudan III is a lysochrome and diazole dye used for staining lipid. It is less popular than Oil Red O as it has a more orange shade.

CSN10167 Hematoxylin 517-28-2

Hematoxylin is a deep blue-purple color basic dye which has high affinity to acidic parts of cells, such as the nucleus.

CSN23656 Thioflavin T 2390-54-7

Thioflavin T is a fluorescent dye for amyloid aggregation assay upon its increases in fluorescence when binding to amyloid.

CSN16077 Fast Green FCF 2353-45-9

Fast Green FCF dye is used for protein staining in IEF, native PAGE and SDS-PAGE. The stained gel can be scanned at 625 nm.

CSN23853 DFHBI 1T 1539318-36-9

DFHBI is a small molecular, fluorescence of which can be switched on when it bind to Broccoli RNA aptamer.

CSN27636 IR-783 115970-66-6

IR-783 can be used as a starting material in the synthesis of IR-808 dye for biological applications.

CSN11419 Methylene Blue 61-73-4

For Methylene Blue is a cationic blue stain which can bind to negatively charged substance of cells, it can be used to stain DNA and RNA in cells. Methylene Blue is a common stain for bacteria, cells and nucleus.

CSN25579 Orcein (synthetic) 1400-62-0

Orcein is a weakly acidic orange-red fluorochrome and is mainly required for the staining of elastic tissue, as well as for detecting hepatitis B antigen.

CSN27128 Safranine T 477-73-6

Safranine T (Safranin O) is a metachromatic, cationic dye.

CSN25369 Fluorescein 2321-07-5

Fluorescein dye is the most commonly used fluorescent probe. It is used to stain epithelial defects and analyse the integrity of corneal epithelium.

CSN26941 Fluorescein sodium salt 518-47-8

Fluorescein sodium salt has been used as a solute to study microvessel permeability.

CSN12373 TMB 54827-17-7

TMB (3,3 ,5,5 -Tetramethylbenzidine) is a widely used chromogen for HRP-based detection systems, such as WB and ELISA. After its reaction with peroxidase, a soluble blue reaction product is obtained.

CSN19319 TMB 2HCl 64285-73-0

TMB (3,3 ,5,5 -Tetramethylbenzidine) is a widely used chromogen for HRP-based detection systems, such as WB and ELISA. After its reaction with peroxidase, a soluble blue reaction product is obtained.

CSN10103 Phenolphthalein 77-09-8

Phenolphthalein is an acid-base indicator.

CSN21739 Monochlorobimane 76421-73-3

Monochlorobimane is widely used to determine GSH in living cells.

CSN10957 FITC 3326-32-7

FITC (Fluorescein Isothiocyanate) is a yellow-orange powder with a maximum excitation wavelength of 494 nm.

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