Stains & Dyes

5,6-Dinitroindazole.

5-(2-Aminoethyl)dithio-2-nitrobenzoic Acid is a more base-stable alternative to Ellman's reagent used to quantify thiol contents and enzymatic assays under basic pH conditions. Experimentally shown to react with free thiols in a similar manner to

N-(Aminoethyl)-5-naphthylamine-1-sulfonic Acid is a fluorescent reagent with a terminal amine for derivatization. It has similar spectral properties to the naphthalenesulfonic acids.A fluorescent reagent.

N-(Aminoethyl)-5-naphthylamine-1-sulfonic Acid is a fluorescent reagent with a terminal amine for derivatization. It has similar spectral properties to the naphthalenesulfonic acids.A fluorescent reagent.

N-(Aminoethyl)-5-naphthylamine-1-sulfonic Acid is a fluorescent reagent with a terminal amine for derivatization. It has similar spectral properties to the naphthalenesulfonic acids.A fluorescent reagent.

5-DTAF is a fluorescent probe that reactive with proteins. Unlike other reactive fluoresceins, 5-DTAF not only reacts with amino groups, but also reacts with thiol groups and even directly reacts with hydroxy groups such as polysaccharides and other

5-DTAF is a fluorescent probe that reactive with proteins. Unlike other reactive fluoresceins, 5-DTAF not only reacts with amino groups, but also reacts with thiol groups and even directly reacts with hydroxy groups such as polysaccharides and other

Fluorescent Cell-Impermeant pH Indicator.

Fluorescent Cell-Impermeant pH Indicator.

Product DescriptionThe cell-permeant pH indicator, carboxy SNARF-1, acetoxymethyl ester, acetate (CAS #126208-13-7) has a pKa of ~7.5 after de-esterification, thus is useful for measuring pH changes between pH 7 and pH 8. Carboxy-SNARF-1 exhibits a

5-(and-6)-Carboxy SNARF-1, Acetoxymethyl Ester, Acetate.

Product descriptionEx(nm) : 519Em(nm) : 544Solvent：DMSOMW : 494.97Features and Biological Applications5(6)-CR6G is the mixture of two carboxy rhodamine 6G isomers. It is used to modify amino and hydroxy groups using EDC-mediated couplings when there