Life Science Buffers
Balanced salt solutions and powders used for molecular, protein, nucleic acid, and cell biology applications including cell culture, electrophoresis, ELISA, and chromatography processes; available in a variety of formulations and grades.
Buffer solutions serve to keep pH (acidity or alkalinity) nearly constant in a variety of chemical and biological applications. For example, a bicarbonate buffer helps maintain the pH of blood, a buffered saline maintains cellular contents at a consistent pH level, and buffers help maintain a narrow pH range for enzymes to function correctly.
Most biological samples used in research are kept at a pH of about 7.4. Common biological buffers used for tissue culture include Dulbeccos phosphate buffered saline (PBS), Tris base, HEPES, MOPS, PIPES, and other formulations developed for specific cell lines or applications. Most buffers used in cell culture are also DNase-, RNase-, and protease-free.
The choice of buffer for a particular biological reaction or site depends on several factors:
- Temperature
- Desired or target pH
- Buffer toxicity (to the system)
- Buffer interactions with other system components
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Filtered Search Results
MilliporeSigma™ Tris, Hydrochloride, ULTROL™ Grade, Calbiochem™,
CAS: 1185-53-1 Molecular Formula: C4H12ClNO3 Molecular Weight (g/mol): 157.594 InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N Synonym: tris(Hydroxymethyl)aminomethane, HCl PubChem CID: 93573 IUPAC Name: 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride SMILES: C(C(CO)(CO)N)O.Cl
| PubChem CID | 93573 |
|---|---|
| CAS | 1185-53-1 |
| Molecular Weight (g/mol) | 157.594 |
| SMILES | C(C(CO)(CO)N)O.Cl |
| Synonym | tris(Hydroxymethyl)aminomethane, HCl |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride |
| InChI Key | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
| Molecular Formula | C4H12ClNO3 |
| MDL Number | MFCD00236358 |
|---|---|
| Synonym | Tris-Borate-EDTA buffer |
MilliporeSigma™ Calbiochem™ OmniPur™ PBS 10X Liquid Concentrate, Molecular Biology Grade
Makes 10L of 1X PBS Buffer from each liter.
| Color | Clear, Colorless |
|---|---|
| Chemical Name or Material | Phosphate Buffered Saline (PBS) |
| Recommended Storage | 25°C |
TRIS, MP Biomedicals™
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.14 MDL Number: MFCD00004679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N Synonym: Tris-[hydroxymethyl]aminomethane,THAM, 2-Amino-2-(hydroxymethyl)- 1,3-propandiol,Tromethamine,Trometamol
| CAS | 77-86-1 |
|---|---|
| Molecular Weight (g/mol) | 121.14 |
| MDL Number | MFCD00004679 |
| Synonym | Tris-[hydroxymethyl]aminomethane,THAM, 2-Amino-2-(hydroxymethyl)- 1,3-propandiol,Tromethamine,Trometamol |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Molecular Formula | C4H11NO3 |
MilliporeSigma™ BIS-Tris, ULTROL™ Grade, Calbiochem™,
CAS: 6976-37-0 Molecular Formula: C8H19NO5 Molecular Weight (g/mol): 209.242 InChI Key: OWMVSZAMULFTJU-UHFFFAOYSA-N Synonym: [bis(2-Hydroxyethyl)imino]-tris(hydroxymethyl)methane PubChem CID: 81462 ChEBI: CHEBI:41250 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]-2-(hydroxymethyl)propane-1,3-diol SMILES: C(CO)N(CCO)C(CO)(CO)CO
| PubChem CID | 81462 |
|---|---|
| CAS | 6976-37-0 |
| Molecular Weight (g/mol) | 209.242 |
| ChEBI | CHEBI:41250 |
| SMILES | C(CO)N(CCO)C(CO)(CO)CO |
| Synonym | [bis(2-Hydroxyethyl)imino]-tris(hydroxymethyl)methane |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | OWMVSZAMULFTJU-UHFFFAOYSA-N |
| Molecular Formula | C8H19NO5 |
BES, MP Biomedicals™
CAS: 10191-18-1 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.25 MDL Number: MFCD00007533 InChI Key: AJTVSSFTXWNIRG-UHFFFAOYSA-N Synonym: N,N-bis(2-Hydroxyethyl)-2-aminoethanesulfonic acid, N,N-Bis(2-hydroxyethyl)taurine PubChem CID: 73243 ChEBI: CHEBI:39045 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]ethane-1-sulfonic acid SMILES: OCCN(CCO)CCS(O)(=O)=O
| PubChem CID | 73243 |
|---|---|
| CAS | 10191-18-1 |
| Molecular Weight (g/mol) | 213.25 |
| ChEBI | CHEBI:39045 |
| MDL Number | MFCD00007533 |
| SMILES | OCCN(CCO)CCS(O)(=O)=O |
| Synonym | N,N-bis(2-Hydroxyethyl)-2-aminoethanesulfonic acid, N,N-Bis(2-hydroxyethyl)taurine |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]ethane-1-sulfonic acid |
| InChI Key | AJTVSSFTXWNIRG-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO5S |
Tris, PlusOne™, Cytiva
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N Synonym: Tris(hydroxymethyl)aminomethane PubChem CID: 6503 ChEBI: CHEBI:9754 IUPAC Name: 2-amino-2-(hydroxymethyl)propane-1,3-diol SMILES: C(C(CO)(CO)N)O
| PubChem CID | 6503 |
|---|---|
| CAS | 77-86-1 |
| Molecular Weight (g/mol) | 121.136 |
| ChEBI | CHEBI:9754 |
| SMILES | C(C(CO)(CO)N)O |
| Synonym | Tris(hydroxymethyl)aminomethane |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Molecular Formula | C4H11NO3 |
BES, 99+%, MP Biomedicals™
CAS: 10191-18-1 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.25 MDL Number: MFCD00007533 InChI Key: AJTVSSFTXWNIRG-UHFFFAOYSA-N Synonym: n,n-bis 2-hydroxyethyl-2-aminoethanesulfonic acid,bes,ethanesulfonic acid, 2-bis 2-hydroxyethyl amino,2-bis 2-hydroxyethyl amino ethanesulfonic acid,n,n-bis 2-hydroxyethyl taurine,n,n-bis hydroxyethyl-2-aminoethanesulfonic acid,bes buffering agent,taurine, n,n-bis 2-hydroxyethyl,2-bis 2-hydroxyethyl amino-ethanesulfonicacid PubChem CID: 73243 ChEBI: CHEBI:39045 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]ethane-1-sulfonic acid SMILES: OCCN(CCO)CCS(O)(=O)=O
| PubChem CID | 73243 |
|---|---|
| CAS | 10191-18-1 |
| Molecular Weight (g/mol) | 213.25 |
| ChEBI | CHEBI:39045 |
| MDL Number | MFCD00007533 |
| SMILES | OCCN(CCO)CCS(O)(=O)=O |
| Synonym | n,n-bis 2-hydroxyethyl-2-aminoethanesulfonic acid,bes,ethanesulfonic acid, 2-bis 2-hydroxyethyl amino,2-bis 2-hydroxyethyl amino ethanesulfonic acid,n,n-bis 2-hydroxyethyl taurine,n,n-bis hydroxyethyl-2-aminoethanesulfonic acid,bes buffering agent,taurine, n,n-bis 2-hydroxyethyl,2-bis 2-hydroxyethyl amino-ethanesulfonicacid |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]ethane-1-sulfonic acid |
| InChI Key | AJTVSSFTXWNIRG-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO5S |
N,N-bis(2-Hydroxyethyl)-2-aminoethanesulfonic acid, free acid, MP Biomedicals™
CAS: 10191-18-1 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.25 MDL Number: MFCD00007533 InChI Key: AJTVSSFTXWNIRG-UHFFFAOYSA-N Synonym: N, N-Bis(2-hydroxyethyl)taurine,N, N-bis(2-Hydroxyethyl)-2-aminoethanesulfonic acid PubChem CID: 73243 ChEBI: CHEBI:39045 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]ethane-1-sulfonic acid SMILES: OCCN(CCO)CCS(O)(=O)=O
| PubChem CID | 73243 |
|---|---|
| CAS | 10191-18-1 |
| Molecular Weight (g/mol) | 213.25 |
| ChEBI | CHEBI:39045 |
| MDL Number | MFCD00007533 |
| SMILES | OCCN(CCO)CCS(O)(=O)=O |
| Synonym | N, N-Bis(2-hydroxyethyl)taurine,N, N-bis(2-Hydroxyethyl)-2-aminoethanesulfonic acid |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]ethane-1-sulfonic acid |
| InChI Key | AJTVSSFTXWNIRG-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO5S |
MilliporeSigma™ Calbiochem™ OmniPur™ PBS 10X Liquid Concentrate, Molecular Biology Grade, Sterile
Makes 10L of 1X PBS Buffer from each liter.
Gibco™ PB-MAX™ Karyotyping Medium
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
Learn More
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
Learn More
Fully supplemented medium developed for short-term culture of peripheral blood lymphocytes for cytogenetic studies and in vitro diagnostic procedures
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
| Includes | L-Glutamine |
|---|---|
| Color | Red |
| Physical Form | Liquid |
| Chemical Name or Material | Karyotyping Medium |
| Recommended Storage | Storage conditions: -5 to -20°C. Protect from light. Shipping conditions: Frozen Shelf life: 12 months from date of manufacture |
| Concentration | 1 X |
| For Use With (Application) | Cell Viability; Proliferation & Function; Clinical & Translational Research; Mammalian Cell Culture |
| Sterility | Sterile-filtered |
| Product Line | PB-MAX |
Invitrogen™ PBS (Phosphate-Buffered Saline) Tablets
Phosphate-buffered saline (PBS) is a balanced salt formulation used for a variety of cellular applications.
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
MilliporeSigma™ Sodium Salt, Pipes, OmniPur™, Calbiochem™,
CAS: 100037-69-2 Molecular Formula: C16H33N4Na3O12S4 Molecular Weight (g/mol): 670.665 InChI Key: FPDACHMSOMILQI-UHFFFAOYSA-K PubChem CID: 3086462 IUPAC Name: trisodium;2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonate;2-[4-(2-sulfonatoethyl)piperazin-1-yl]ethanesulfonate SMILES: C1CN(CCN1CCS(=O)(=O)O)CCS(=O)(=O)[O-].C1CN(CCN1CCS(=O)(=O)[O-])CCS(=O)(=O)[O-].[Na+].[Na+].[Na+]
| PubChem CID | 3086462 |
|---|---|
| CAS | 100037-69-2 |
| Molecular Weight (g/mol) | 670.665 |
| SMILES | C1CN(CCN1CCS(=O)(=O)O)CCS(=O)(=O)[O-].C1CN(CCN1CCS(=O)(=O)[O-])CCS(=O)(=O)[O-].[Na+].[Na+].[Na+] |
| IUPAC Name | trisodium;2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonate;2-[4-(2-sulfonatoethyl)piperazin-1-yl]ethanesulfonate |
| InChI Key | FPDACHMSOMILQI-UHFFFAOYSA-K |
| Molecular Formula | C16H33N4Na3O12S4 |
MilliporeSigma™ MOPS, Sodium, ULTROL™ Grade, Calbiochem™,
CAS: 71119-22-7 Molecular Formula: C7H14NNaO4S Molecular Weight (g/mol): 231.242 InChI Key: MWEMXEWFLIDTSJ-UHFFFAOYSA-M Synonym: 3-(N-Morpholino)propanesulfonic Acid, Na PubChem CID: 3859613 IUPAC Name: sodium;3-morpholin-4-ylpropane-1-sulfonate SMILES: C1COCCN1CCCS(=O)(=O)[O-].[Na+]
| PubChem CID | 3859613 |
|---|---|
| CAS | 71119-22-7 |
| Molecular Weight (g/mol) | 231.242 |
| SMILES | C1COCCN1CCCS(=O)(=O)[O-].[Na+] |
| Synonym | 3-(N-Morpholino)propanesulfonic Acid, Na |
| IUPAC Name | sodium;3-morpholin-4-ylpropane-1-sulfonate |
| InChI Key | MWEMXEWFLIDTSJ-UHFFFAOYSA-M |
| Molecular Formula | C7H14NNaO4S |