Sodium azide is used as a preservative for laboratory reagents; a bacteriostatic agent in storage solutions. Inhibits gram negative flora so is therefore included in culture media for the selective isolation of Streptococci and Staphylococci. It has been used to avoid bacterial contamination during…

Developed specifically for membrane / blotting applications requiring ultra sensitivity with exceptional signal to noise ratios, LUMI Super Tracker™ is one of the best chemiluminescent substrates on the market. Great sensitivity with very low background. Lumi Super Tracker™ is…

Each T-RNA molecule is specific for and binds with a particular amino acid; more than one exists for each amino acid. T-RNA performs three functions during protein synthesis: binds with its specific amino acid, recognizes the corresponding codon on mRNA and places the amino acid in the correct…

Peroxidase substrate; reagent for spectrophotometric determination of selenium. Biotechnology Grade Nucleic acid stain Light sensitive Appearance: Powder ChEBI : Not available Crystal_Structure: Not available InChI: Not available InChIKey: Not available …

This p-Nitrophenyl Phosphate is validated for use in ELISA. Excellent substrate for alkaline phosphatase-based ELISA assays. Produces yellow soluble end product that can be read at 405 nm to 410 nm. Both kinetic and endpoint determinations can be performed. Supplied as ready-to-use. …

Developed specifically for alkaline phosphatase (AP) ELISA / Blotting applications requiring extreme sensitivity. Quasar DX™ (QZRXS™) is the best AP chemiluminescent substrate on the market. Recommended for blotting applications and detection of alkaline phosphatase labeled nucleotide…

Developed specifically for ELISA and In-Vitro Diagnostic applications requiring ultra sensitivity with exceptional signal to noise ratios, LUMI Super Tracker™ is one of the best chemiluminescent substrates on the market. Great sensitivity with very low background. Ultimate sensitivity…

Developed specifically for HRP Blotting applications requiring extreme sensitivity. LUMI Super Tracker XL™ is the best chemiluminescent substrate on the market. Lumi Super Tracker XL™ has the highest sensitivity, with very low background, and is economical. Lumi Super Tracker…

Developed specifically as a ready to use reagent for Blotting applications requiring ultra sensitivity with exceptional signal to noise ratios. Lightning in a Bottle™ is a unique chemiluminescent substrate. This substrate is a one component, ready to use reagent developed for ultra…

Preserves and stabilizes the activity of HRP conjugates and proteins used in immunoassays and molecular assays. This stabilizer was developed to maximize the life of your HRP conjugates and proteins while eliminating non-specific protein interactions. No Mammalian proteins Minimizes…

Grade: High Purity

All-Purpose Protein, Biomolecule and Analyte Stabilizer; Preserves and stabilizes the activity of various biomolecules used in immunoassays and molecular assays. This universal stabilizer was developed to maximize the life of various biomolecules while eliminating non-specific protein interactions.…

(TMB Powder) This product is excellent for ELISA procedures. C₁₆H₂₀N₂ MW 240.3

Synonym: 5-Bromo-4-chloro-3-indolyl ß-D-galactoside, BCIG, X-Gal CAS Number: 7240-90-6 Empirical Formula (Hill Notation): C₁₄H₁₅BrClNO₆ Molecular Weight: 408.63 Beilstein Registry Number: 1402009 EC Number: 230-640-8 …

Isopropyl-ß-D-Thiogalactopyranoside. An inducer of ß-galactosidase used to promote the expression of proteins in cells controlled by the lac operator system. For blue/white screening, 0.1 mM final IPTG concentration in LB (Luria Broth) media is recommended. Biotechnology…

5-Bromo-4-chloro-3-indolyl b-D-galactopyranoside, commonly known as X-Gal, is a histochemical substrate for b-galactosidase. X-Gal is cleaved by b-galactosidase to yield an insoluble blue precipitate. X-Gal is particularly useful in molecular biology applications to detect the activity of…

Reagent grade Reagent for spectrophotometric determination of selenium. Please allow 45 days lead time when placing your order Appearance: Solid ChEBI: Not available Crystal_Structure: Not available InChI: Not available InChIKey: Not available

A fluorescent substrate for b-D-Glucuronidase (GUS) encoded by the gusA gene isolated originally from E.coli. Cleavage of the substrate 4-MUG by a b-glucuronidase activity leads to the generation of the fluorigenic product 4-MU, which can be visualized or detected by irradiation with UV light. The…

Glutathione is the major low molecular weight thiol compound of the living plant or animal cell. It is a tripeptide with a gamma peptide linkage between the amine group of cysteine (which is attached by normal peptide linkage to a glycine) and the carboxyl group of the glutamate side-chain. It is…

Chromogenic substrate for the β-Galactosidase. Used in histochemistry for the localization of the enzyme activity in mammalian tissues. Produces an insoluble magenta chromophore. An alternative to X-Gal.

One component ulta-sensitive microwell peroxidase substrate with low background. It is a unique, aprotic solvent free formulation and a non- hazardous substrate measurable at 650nm or 450nm stopped. Sold as 2 x 100mL or 1L.

Salicin is a substrate for β-glucosidase.

o-Nitrophenyl-β-D-galactoside (ONPG) is a colorimetric substrate for b-galactosidase. This product is hydrolyzed to o-nitrophenol by the enzyme. o-Nitrophenol is yellow in alkaline solution and can be quantitated at 410-420 nm 2 . o-Nitrophenyl-β-D-galactoside is a cell culture…

Developed specifically for HRP Blotting applications requiring high performance with economical affordability. LUMI Supernova™ is best in its class of chemiluminescent substrates. This substrate was developed to deliver high performance and affordability. High sensitivity, with very low…

A chromogenic substrate for alkaline phosphatase. For the colorimetric detection of alkaline phosphatase-labeled molecules, 5-Bromo-4-chloro-3-indolyl phosphate (BCIP) and Nitro Blue Tetrazolium (NBT) are available. The BCIP/NBT substrate system is versatile and functions in a variety of…

Grade: Ultra Pure Molecular Weight: 433.62

A modified tripeptide reversible protease inhibitor of trypsin-like proteases and some cysteine proteases including endoproteinase Lys-C, kallikrein, papain, thrombin, cathepsin B, cathepsins H and L, trypsin, calpain, trypsin and plasmin. Little to no inhibition is seen against pepsin, cathepsins…

Grade: Reagent Storage: F CAS No.: 53-84-9