chromogenic

Ninhydrin is a chromogenic analytical probe for the quantification of proteins and amino acids.

Fast red TR salt hemi(zinc chloride) is a red diazo dye with λmax = 284 nm, commonly used as a chromogenic substrate for alkaline phosphatase (AP) and in immunohisto-chemistry to detect specific proteins or antigens in tissue sections.

PNPP is a non-proteinaceous chromogenic substrate for alkaline and acid phosphatases used in ELISA and conventional spectrophotometric assays.

BCIP (BCIP p-toluidine salt) (BCIP p-toluidine salt) is an artificial chromogenic substrate. It is used for the sensitive colorimetric detection of alkaline phosphatase activity.

DHBS (DCHBS) is used in conjunction with 4-aminoantipyrine (4-AAP) and H2O2 for chromogenic quantitation of peroxidase in coupled enzymatic reactions.

TMB (BM blue) is a chromogenic substrate used in staining procedures in immunohistochemistry and as a visualizing reagent in ELISA.

X-GAL (BCIG) is a widely used chromogenic substrate for β-galactosidase, which cleaves X-GAL to produce an insoluble blue compound.

1-Naphthyl acetate is usually used in a rapid staining method for identification of macrophages. 1-Naphthyl acetate is a potent chromogenic substrate for the detection of erythrocyte acetylcholinesterase (AChE) activity. It has the potential to detect organophosphorus pesticide poisoning.

PNPG (4-Nitrophenyl β-D-glucopyranoside) is a chromogenic substrate for β-D-glucosidase that, upon enzymatic cleavage, yields a yellow solution.

5-Bromo-4-chloro-3-indolyl β-D-glucopyranoside (X-Glc) is a chromogenic substrate for β-galactosidase, producing a blue product under β-galactosidase catalysis, commonly used for in situ β-galactosidase staining and blue-white screening.

ADOS (82692-96-4) is a biochemical and chromogenic reagent.

5-Bromo-4-chloro-3-indoxyl-beta-D-cellobioside is a chromogenic compound used to detect cellobiohydrolases.

TMB-PS (TMBZ-PS) is a chromogenic reagent for the detection of hydrogen peroxide e.g. in the enzymatic analysis of body fluids.

BCDA (5-bromo-4-chloroindoxyl acetate) is a chromogenic substrate utilized to detect esterase activity.

ALPS (N-Ethyl-N-sulfopropylaniline sodium salt) (N-Ethyl-N-sulfopropylaniline sodium salt) is a bio-chemical reagents chromogenic reagent.

BBD (NSC-240867) (Benzylamino-NBD) is a biochemical and chromogenic reagent.

Beryllon II is a widely used chromogenic reagent for determining proteins and various elements, including Mg, Mo, and Co.

TMB monosulfate (BM blue monosulfate) is a chromogenic substrate used in staining procedures in immunohistochemistry and a visualizing reagent used in ELISA.

TMB(dihydrochloride x.hydrate) is the dihydrochloride salt and hydrate form of TMB. It is a non-toxic and non-mutagenic colorless dye used as a chromogenic agent in horseradish peroxidase-based assay systems. This compound also serves as a photoacoustic probe for reactive oxygen and nitrogen species (ROS RNS), reacting with hypochlorite, hydrogen peroxide, singlet oxygen, and nitrogen dioxide to produce a blue oxidized product. Additionally, TMB(dihydrochloride x.hydrate) can detect singlet oxygen produced by the outer membrane of Escherichia coli ATCC 25922.

2,6-Dibromoquinone-4-chloroimide is a colorimetric dye for the detection of phenolic compounds. It produces an indigo dye upon reacting with phenolic compounds at a pH of approximately 9.4. 2,6-Dibromoquinone-4-chloroimide has been used as a Gibbs reagent for the colorimetric detection of phenolic compounds. It has also been used in chromogenic reactions for the quantitative colorimetric detection of aflatoxins, causing colorless aflatoxins to become green with an absorption band at 673 nm.

Thymolphthalein monophosphate disodium hydrate serves as a chromogenic substrate for the detection of acid phosphatase and alkaline phosphatase. During the enzymatic reaction, thymolphthalein is liberated which elevates the medium's pH, facilitating easy detection through color production and halts hydrolysis. Additionally, this compound is utilized for the specific identification of prostatic phosphatase in serum [1] [2].

Ac-EEVVAC-pNA serves as a chromogenic substrate specifically designed for the continuous spectrophotometric assay of the HCV NS3 protease. Its sequence, EEVVAC, originates from the 5A-5B cleavage junction within the HCV polyprotein [1].

CH3OCO-D-CHA-Gly-Arg-pNA acetate is a documented chromogenic substrate for Factor Xa, as noted in sources [1] [2].

4-Nitrophenyl β-D-xylopyranoside serves as a chromogenic substrate for β-xylosidase, facilitating the assessment of enzyme activity.