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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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Bis-Tris Propane 99.0% CAS: 64431-96-5 1,3-bis(tris(hydroxymethyl)methylamino)propaneBis-tris propane, or 1,3-bis(tris(hydroxymethyl)methylamino)propane, is a chemical substance that is used in buffer solutions. It is a white to off-white crystalline powder that is soluble in water. It has a wide buffering range, from 6 to 9.5 due to its two pKa values which are close in value. This buffer is primarily used in biochemistry and molecular biology.
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CHAPS CAS: 75621-03-3 3-((3-Cholamidopropyl)dimethylammonium)-1-propanesulfonateCHAPS is a non-denatured zwitterionic detergent for membrane biochemistry.
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3-(Cyclohexylamino)-2-hydroxy-1-propanesulfonic acid CAS 73463-39-5it is used as biological buffer
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3-Cyclohexylamino-2-hydroxypropanesulfonic acid sodium salt CAS 102601-34-3It is used as biological buffer
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N,N'-Methylenebisacrylamide CAS 110-26-9It is used as chemicals for construction and building materials
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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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TOPS CAS 40567-80-4It is used as IVD test agent with good water solubility, high sensitivity and strong stability.
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N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid CAS 10191-18-1It is used as a biological buffer
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N,N-bis(4-sulfobutyl)-3-methylaniline,disodium salt CAS 127544-88-1It is used for clinical test and biochemcial experiment.