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≥99% DTNB CAS:69-78-3 5,5'-Dithiobis(2-nitrobenzoic acid)5,5'-Dithiobis(2-nitrobenzoic acid) CAS:69-78-3 or DTNB is a chemical used to quantify the number or concentration of thiol groups in a sample.
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Tris (Tromethamine) CAS 77-86-1Tris is widely used in the preparation of buffers in biochemistry and molecular biology experiments. In addition, Tris is the intermediate for the preparation of surfactants, vulcanization accelerators and some drugs.
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Disodium 4-nitrophenylphosphate CAS4264-83-9 PNPP BEST PRICEDetermination of p-nitrophenyl sodium dihydrogen phosphate phosphatase chromogenic substrate; Determination of acidic and alkaline phosphatase (phosphatases) chromogenic substrate; Reaction can produce yellow at the end of the product, the wavelength of 405 nm can be read, the reaction can be terminated by 3 N NaOH solution.
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N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid CAS 7365-44-8It is a Good's buffer
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Sodium nitroferricyanide(III) dihydrate CAS 13755-38-9Used as a reagent for testing aldehydes, acetone, sulfur dioxide, zinc, alkali metals, sulfides, etc.
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N-[Tris(hydroxymethyl)methyl]-3-amino-2-hydroxypropansulfonic acid CAS 68399-81-5It is used as a biological buffer
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5-BROMO-5-NITRO-1,3-DIOXANE CAS 30007-47-7It is used to prepare cosmetics,coatings etc.
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Tris(hydroxymethyl)nitromethane CAS 126-11-4It is used as disinfectant in circulating industrial water system,cutting oil etc.
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N-Benzoyl-DL-arginine-4-nitroanilide hydrochloride CAS 911-77-3It is used in biochemial research.
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5’,5’’-Dinitro-3’,3’’-diiodo-3,4,5,6-trtrabromophenol-sulfonephthalein CAS 145551-16-2It is used as a test reagent.