Solutions tampons de pH
Les solutions tampons de pH sont utilisées pour calibrer les pH-mètres et garantir des mesures de pH précises dans diverses applications. Ces solutions maintiennent un pH stable, permettant une calibration précise et des résultats fiables dans les processus de laboratoire et industriels. Chez CymitQuimica, nous proposons une large variété de solutions tampons de pH avec différentes valeurs de pH, essentielles pour assurer la précision des pH-mètres et optimiser la performance des instruments analytiques.
758 produits trouvés pour "Solutions tampons de pH"
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MOPSO
CAS :MOPSO, also known as 3-(N-Morpholino)-2-hydroxy-1-propanesulfonic acid, a a morpholinic buffer with an optimal pH range of 6.2-7.6 and a pKa of 6.87. It has poor metal ion coordination and can be used in protein work and chromatography.Formule :C7H15NO5SDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :225.26 g/molBicine
CAS :Bicine, also known as N,N-Bis(2-hydroxyethyl)glycine, is a Bis(2-hydroxyethyl) amine buffer with an optimal pH range of 7.6-9.0 and a pKa of 8.26. This buffering agent forms metal complexes and is used in crystallization and enzymatic studies.Formule :C6H13NO4Degré de pureté :Min. 95%Couleur et forme :White SolidMasse moléculaire :163.17 g/molPIPES
CAS :PIPES, also known as, Piperazine-N,N-bis(2-ethanesulfonic acid) is a piperazinic buffer with an optimal pH range of 6.1-7.5 and a pKa of 6.76. This buffering agent can be used in culture media, crystallization, electrophoresis, and chromatography and is non-coordinating.Formule :C8H18N2O6S2Couleur et forme :White Off-White PowderMasse moléculaire :302.37 g/molTES
CAS :TES, also known as N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid, is a buffering agent that is used in protein assays and forms complexes with DNA and copper ions. The optimal pH range of this zwitterionic buffer is 6.8-8.2 and its pKa is 7.4.Formule :C6H15NO6SDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :229.25 g/molTriethanolamine hydrochloride
CAS :Formule :C6H12NO3·HClDegré de pureté :≥ 99.0%Couleur et forme :Colourless or white crystals, or white crystalline powderMasse moléculaire :185.65CAPS sodium salt
CAS :3-Cyclohexylamino-1-propanesulfonic acid sodium, also known as CAPS sodium salt, is a zwitterionic biological buffering agent with an optimal pH range of 9.7 to 11.1 and a pKa of 10.4. It is useful for the extraction of proteins from biological samples and for studying enzyme kinetics at high pH.Formule :C9H18NO3S•NaDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :243.3 g/molTAPS
CAS :TAPS, also known as 3-[(Tris(hydroxymethyl)methyl)amino]-1-propanesulfonic acid, is a buffering agent that can be used in capillary electrophoresis with DNA and can form metal complexes. It has an optimal pH range of 7.7-9.1 and a pKa of 8.4.
Formule :C7H17NO6SDegré de pureté :Min. 95%Couleur et forme :SolidMasse moléculaire :243.28 g/molImidazole extrapure AR, 99%
CAS :Formule :C3H4N2Degré de pureté :min. 99%Couleur et forme :White, Crystalline powder, Clear, ColourlessMasse moléculaire :68.08
