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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CHAPSO Buffer extrapure, 99%
CAS :Formule :C32H58N2O8SDegré de pureté :min. 99%Couleur et forme :White, Crystalline powderMasse moléculaire :630.88TES Buffer extrapure, 99%
CAS :Formule :C6H15NO6SDegré de pureté :min. 99.0%Couleur et forme :White, Crystalline powder, Clear, ColourlessMasse moléculaire :229.25Tris Buffer AR, ACS for molecular biology, 99.9%
CAS :Produit contrôléFormule :C4H11NO3Degré de pureté :min. 99.9%(By neutralization)Couleur et forme :White, Crystalline powder, Clear, ColourlessMasse moléculaire :121.14EPPS Buffer extrapure, 99.5%
CAS :Formule :C9H20N2O4SDegré de pureté :min. 99.5%Couleur et forme :White, Crystalline powder, Clear, ColourlessMasse moléculaire :252.33POPSO Sesquisodium Salt Buffer extrapure, 98%
CAS :Formule :C10H20·5N2Na1·5O8S2Masse moléculaire :395.4HEPES Sodium Salt for molecular biology, 99%
CAS :Formule :C8H17N2O4SNaDegré de pureté :min. 99%Couleur et forme :White, Crystalline powder, Clear, ColourlessMasse moléculaire :260.29PIPES Buffer extrapure, 99%
CAS :Formule :C8H18N2O6S2Degré de pureté :min. 99%Couleur et forme :White, Powder, Clear, ColourlessMasse moléculaire :302.36HEPPSO
CAS :HEPPSO is a piperazinic buffer with an optimal pH range of 7.1-8.5 and a pKa of 7.84. It is an ampholytic separator, and can bind copper ions.
Formule :C9H20N2O5S·xH2ODegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :268.33 g/molSodium cacodylate trihydrate
CAS :Sodium cacodylate trihydrate is a buffering agent that has an optimal pH range of 5.0-7.4 and a pKa of 6.27. It can be used in electron microscopy and histology, however it is toxic and oxidizes thiols at a low pH.Formule :C2H6AsNaO2·3H2ODegré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :214.03 g/molMES
CAS :A Good's buffer substance, pKa = 6.15 at 20 degree C.MES, also known as 4-Morpholineethanesulfonic acid, is a morpholinic buffer with an optimal pH range of 5.5-6.7 and a pKa of 6.1. This buffering agent can be used in culture media and capillary electrochromatography. It does not coordinate metal ions
Formule :C6H13NO4SCouleur et forme :White PowderMasse moléculaire :195.24 g/molMOPSO
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
