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
Thermo Scientific Chemicals Bicine, 99+%, for biochemistry
CAS: 150-25-4 Molecular Formula: C6H12NNaO4 Molecular Weight (g/mol): 185.16 MDL Number: MFCD00004295 InChI Key: MFBDBXAVPLFMNJ-UHFFFAOYSA-M Synonym: N, N-Bis(2-hydroxyethyl)glycine,Diethylolglycine PubChem CID: 8761 ChEBI: CHEBI:40957 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]acetic acid SMILES: [Na+].OCCN(CCO)CC([O-])=O
| PubChem CID | 8761 |
|---|---|
| CAS | 150-25-4 |
| Molecular Weight (g/mol) | 185.16 |
| ChEBI | CHEBI:40957 |
| MDL Number | MFCD00004295 |
| SMILES | [Na+].OCCN(CCO)CC([O-])=O |
| Synonym | N, N-Bis(2-hydroxyethyl)glycine,Diethylolglycine |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]acetic acid |
| InChI Key | MFBDBXAVPLFMNJ-UHFFFAOYSA-M |
| Molecular Formula | C6H12NNaO4 |
MOPS Sodium Salt Crystalline MP Biomedicals
CAS: 71119-22-7 Molecular Formula: C7H14NNaO4S Molecular Weight (g/mol): 231.242 InChI Key: MWEMXEWFLIDTSJ-UHFFFAOYSA-M Synonym: 3-[N-Morpholino]propanesulfonic acid 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 |
| IUPAC Name | sodium;3-morpholin-4-ylpropane-1-sulfonate |
| InChI Key | MWEMXEWFLIDTSJ-UHFFFAOYSA-M |
| Molecular Formula | C7H14NNaO4S |
Thermo Scientific Chemicals HEPES, 1.0M buffer soln., pH 8.5
CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.30 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N PubChem CID: 23831 ChEBI: CHEBI:42334 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid SMILES: OCCN1CCN(CCS(O)(=O)=O)CC1
| PubChem CID | 23831 |
|---|---|
| CAS | 7365-45-9 |
| Molecular Weight (g/mol) | 238.30 |
| ChEBI | CHEBI:42334 |
| MDL Number | MFCD00006158 |
| SMILES | OCCN1CCN(CCS(O)(=O)=O)CC1 |
| IUPAC Name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid |
| InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| Molecular Formula | C8H18N2O4S |
Thermo Scientific Chemicals Tris(hydroxymethyl)aminomethane hydrochloride, Molecular Biology Grade, 99+%
CAS: 1185-53-1 Molecular Formula: C4H12ClNO3 Molecular Weight (g/mol): 157.594 MDL Number: MFCD00012590 InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N Synonym: TRIS hydrochloride; 2-Amino-2-hydroxymethyl-1,3-propanediol hydrochloride 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 |
| MDL Number | MFCD00012590 |
| SMILES | C(C(CO)(CO)N)O.Cl |
| Synonym | TRIS hydrochloride; 2-Amino-2-hydroxymethyl-1,3-propanediol hydrochloride |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride |
| InChI Key | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
| Molecular Formula | C4H12ClNO3 |
Thermo Scientific Chemicals Phosphate-buffered saline (PBS, 10X), no potassium
Helps to maintain a constant pH
| Physical Form | Liquid |
|---|---|
| Chemical Name or Material | Phosphate Buffered Saline (PBS) |
| Recommended Storage | Ambient temperatures |
| Concentration | 10 X |
Thermo Scientific Chemicals MES, 1.0M buffer soln., pH 6.5
CAS: 145224-94-8 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.248 MDL Number: MFCD00283848 InChI Key: MIIIXQJBDGSIKL-UHFFFAOYSA-N PubChem CID: 16218417 IUPAC Name: 2-morpholin-4-ylethanesulfonic acid;hydrate SMILES: C1COCCN1CCS(=O)(=O)O.O
| PubChem CID | 16218417 |
|---|---|
| CAS | 145224-94-8 |
| Molecular Weight (g/mol) | 213.248 |
| MDL Number | MFCD00283848 |
| SMILES | C1COCCN1CCS(=O)(=O)O.O |
| IUPAC Name | 2-morpholin-4-ylethanesulfonic acid;hydrate |
| InChI Key | MIIIXQJBDGSIKL-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO5S |
| Name Note | low salt |
|---|---|
| Color | Colorless |
| Solubility Information | Fully misicible in water. |
| Physical Form | Liquid |
| Chemical Name or Material | NP-40 lysis buffer |
| TSCA | Yes |
| Recommended Storage | Keep cold |
MOPSO, 98%
CAS: 68399-77-9 Molecular Formula: C7H15NO5S Molecular Weight (g/mol): 225.259 MDL Number: MFCD00009629 InChI Key: NUFBIAUZAMHTSP-UHFFFAOYSA-N Synonym: mopso,2-hydroxy-3-morpholinopropanesulfonic acid,2-hydroxy-3-morpholinopropane-1-sulfonic acid,2-hydroxy-4-morpholinepropanesulphonic acid,3-morpholino-2-hydroxypropanesulfonic acid,3-n-morpholino-2-hydroxypropanesulfonic acid,2-hydroxy-3-morpholin-4-yl propane-1-sulfonic acid,beta-hydroxy-4-morpholinepropanesulfonic acid,3-4-morpholino-2-hydroxypropanesulfonic acid,4-morpholinepropanesulfonic acid, .beta.-hydroxy PubChem CID: 109333 IUPAC Name: 2-hydroxy-3-morpholin-4-ylpropane-1-sulfonic acid SMILES: C1COCCN1CC(CS(=O)(=O)O)O
| PubChem CID | 109333 |
|---|---|
| CAS | 68399-77-9 |
| Molecular Weight (g/mol) | 225.259 |
| MDL Number | MFCD00009629 |
| SMILES | C1COCCN1CC(CS(=O)(=O)O)O |
| Synonym | mopso,2-hydroxy-3-morpholinopropanesulfonic acid,2-hydroxy-3-morpholinopropane-1-sulfonic acid,2-hydroxy-4-morpholinepropanesulphonic acid,3-morpholino-2-hydroxypropanesulfonic acid,3-n-morpholino-2-hydroxypropanesulfonic acid,2-hydroxy-3-morpholin-4-yl propane-1-sulfonic acid,beta-hydroxy-4-morpholinepropanesulfonic acid,3-4-morpholino-2-hydroxypropanesulfonic acid,4-morpholinepropanesulfonic acid, .beta.-hydroxy |
| IUPAC Name | 2-hydroxy-3-morpholin-4-ylpropane-1-sulfonic acid |
| InChI Key | NUFBIAUZAMHTSP-UHFFFAOYSA-N |
| Molecular Formula | C7H15NO5S |
Bicine, 99+%, for analysis
CAS: 150-25-4 Molecular Formula: C6H12NNaO4 Molecular Weight (g/mol): 185.16 MDL Number: MFCD00004295 InChI Key: MFBDBXAVPLFMNJ-UHFFFAOYSA-M Synonym: N, N-Bis(2-hydroxyethyl)glycine,Diethylolglycine PubChem CID: 8761 ChEBI: CHEBI:40957 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]acetic acid SMILES: [Na+].OCCN(CCO)CC([O-])=O
| PubChem CID | 8761 |
|---|---|
| CAS | 150-25-4 |
| Molecular Weight (g/mol) | 185.16 |
| ChEBI | CHEBI:40957 |
| MDL Number | MFCD00004295 |
| SMILES | [Na+].OCCN(CCO)CC([O-])=O |
| Synonym | N, N-Bis(2-hydroxyethyl)glycine,Diethylolglycine |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]acetic acid |
| InChI Key | MFBDBXAVPLFMNJ-UHFFFAOYSA-M |
| Molecular Formula | C6H12NNaO4 |
| Physical Form | Liquid |
|---|---|
| Chemical Name or Material | GTE buffer |
| TSCA | Yes |
| Recommended Storage | Keep cold |
| Physical Form | Liquid |
|---|---|
| Recommended Storage | Ambient temperatures |
| Concentration | 10X |
HEPES, 0.5M buffer soln., pH 6.5, Thermo Scientific™
CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.30 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N PubChem CID: 23831 ChEBI: CHEBI:42334 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid SMILES: OCCN1CCN(CCS(O)(=O)=O)CC1
| PubChem CID | 23831 |
|---|---|
| CAS | 7365-45-9 |
| Molecular Weight (g/mol) | 238.30 |
| ChEBI | CHEBI:42334 |
| MDL Number | MFCD00006158 |
| SMILES | OCCN1CCN(CCS(O)(=O)=O)CC1 |
| IUPAC Name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid |
| InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| Molecular Formula | C8H18N2O4S |
Thermo Scientific Chemicals HEPES, 0.5M buffer soln., pH 8.5
CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.30 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N PubChem CID: 23831 ChEBI: CHEBI:42334 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid SMILES: OCCN1CCN(CCS(O)(=O)=O)CC1
| PubChem CID | 23831 |
|---|---|
| CAS | 7365-45-9 |
| Molecular Weight (g/mol) | 238.30 |
| ChEBI | CHEBI:42334 |
| MDL Number | MFCD00006158 |
| SMILES | OCCN1CCN(CCS(O)(=O)=O)CC1 |
| IUPAC Name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid |
| InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| Molecular Formula | C8H18N2O4S |
| Color | Colorless |
|---|---|
| Physical Form | Liquid |
| Recommended Storage | Ambient temperatures |
| MDL Number | MFCD00131625 |
|---|---|
| Physical Form | Liquid |
| Health Hazard 1 | H335 |
| Chemical Name or Material | MOPS-EDTA-sodium acetate buffer (MESA) |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |