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
- (1)
- (1)
- (3)
- (1)
- (111)
- (1)
- (2)
- (1)
- (2)
- (2)
- (70)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (10)
- (3)
- (2)
- (2)
- (10)
- (6)
- (1)
- (1)
- (4)
- (2)
- (10)
- (1)
- (3)
- (5)
- (110)
- (107)
- (1)
- (1)
- (1)
- (1)
- (1)
- (11)
- (2)
- (7)
- (1)
- (1)
- (1)
- (2)
- (6)
- (8)
- (24)
- (1)
- (12)
- (21)
- (1)
- (4)
- (1)
- (8)
- (1)
- (3)
- (1)
- (53)
- (7)
- (5)
- (34)
- (130)
- (2)
- (1)
- (1)
- (27)
- (2)
- (1)
- (6)
- (5)
- (1)
- (1)
- (3)
- (18)
- (2)
- (1)
- (27)
- (1)
- (2)
- (5)
- (7)
- (3)
- (8)
- (1)
- (84)
- (156)
- (8)
- (6)
- (11)
- (1)
- (1)
- (4)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (2)
- (17)
- (143)
- (6)
- (3)
- (1)
- (3)
- (3)
- (7)
- (5)
- (3)
- (6)
- (1)
- (620)
- (5)
- (4)
- (4)
- (121)
- (23)
- (13)
- (28)
- (5)
- (4)
- (2)
- (5)
- (125)
- (2)
- (13)
- (11)
- (3)
- (14)
- (49)
- (2)
- (31)
- (2)
- (13)
- (26)
- (2)
- (7)
- (9)
- (9)
- (23)
- (45)
- (5)
- (41)
- (11)
- (5)
- (13)
- (1)
- (3)
- (2)
- (3)
- (1)
- (9)
- (1)
- (94)
- (3)
- (4)
- (4)
- (3)
- (4)
- (3)
- (10)
- (3)
- (31)
- (4)
- (4)
- (9)
- (3)
- (45)
- (1)
- (3)
- (1)
- (4)
- (1)
- (1)
- (2)
- (1)
- (1)
- (3)
- (5)
- (1)
- (4)
- (3)
- (5)
- (1)
- (6)
- (4)
- (2)
- (5)
- (3)
- (2)
- (5)
- (10)
- (1)
- (2)
- (3)
- (2)
- (2)
- (2)
- (5)
- (7)
- (1)
- (2)
- (4)
- (2)
- (1)
- (1)
- (3)
- (3)
- (3)
- (1)
- (2)
- (1)
- (3)
- (3)
- (2)
- (11)
- (4)
- (2)
- (4)
- (3)
- (2)
- (2)
- (2)
- (1)
- (4)
- (2)
- (4)
- (3)
- (10)
- (1)
- (1)
- (1)
- (1)
- (14)
- (1)
- (38)
- (2)
- (1)
- (2)
- (9)
- (2)
- (3)
- (8)
- (2)
- (1)
- (2)
- (4)
- (1)
- (1)
- (1)
- (33)
- (1)
- (5)
- (12)
- (2)
- (18)
- (3)
- (1)
- (3)
- (5)
- (1)
- (31)
- (1)
- (66)
- (11)
- (1)
- (46)
- (1)
- (12)
- (2)
- (1)
- (2)
- (1)
- (9)
- (1)
- (38)
- (1)
- (1)
- (7)
- (1)
- (1)
- (7)
- (1)
- (2)
- (1)
- (1)
- (23)
- (5)
- (3)
- (1)
- (17)
- (3)
- (2)
- (5)
- (4)
- (1)
- (6)
- (1)
- (5)
- (77)
- (92)
- (3)
- (6)
- (14)
- (53)
- (1)
- (72)
- (1)
- (29)
- (1)
- (1)
- (57)
- (15)
- (3)
- (38)
- (1)
- (1)
- (10)
- (4)
- (2)
- (2)
- (7)
- (12)
- (2)
- (13)
Filtered Search Results
Fisher Chemical TBE Buffer, Tris-Borate-EDTA, 10X Solution, Electrophoresis, Fisher BioReagents™
CAS: 10043-35-3 Synonym: TBE
| CAS | 10043-35-3 |
|---|---|
| Synonym | TBE |
Thermo Scientific Chemicals BIS-TRIS, 0.2M buffer soln., pH 6.0
CAS: 6976-37-0 Molecular Formula: C8H19NO5 Molecular Weight (g/mol): 209.242 MDL Number: MFCD00002853 InChI Key: OWMVSZAMULFTJU-UHFFFAOYSA-N 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 |
| MDL Number | MFCD00002853 |
| SMILES | C(CO)N(CCO)C(CO)(CO)CO |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | OWMVSZAMULFTJU-UHFFFAOYSA-N |
| Molecular Formula | C8H19NO5 |
Thermo Scientific Chemicals TRIS, 1.0M buffer soln., pH 9.0
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 MDL Number: MFCD00004679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N 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 |
| MDL Number | MFCD00004679 |
| SMILES | C(C(CO)(CO)N)O |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Molecular Formula | C4H11NO3 |
Fisher Chemical MOPS (Fine White Crystals/Molecular Biology), Fisher BioReagents™
CAS: 1132-61-2 Molecular Formula: C7H15NO4S Molecular Weight (g/mol): 209.26 MDL Number: MFCD00006183 InChI Key: DVLFYONBTKHTER-UHFFFAOYSA-N Synonym: 3-(4-Morpholino)propane sulfonic acid PubChem CID: 70807 ChEBI: CHEBI:44115 IUPAC Name: 3-morpholin-4-ylpropane-1-sulfonic acid SMILES: [O-]S(=O)(=O)CCC[NH+]1CCOCC1
| PubChem CID | 70807 |
|---|---|
| CAS | 1132-61-2 |
| Molecular Weight (g/mol) | 209.26 |
| ChEBI | CHEBI:44115 |
| MDL Number | MFCD00006183 |
| SMILES | [O-]S(=O)(=O)CCC[NH+]1CCOCC1 |
| Synonym | 3-(4-Morpholino)propane sulfonic acid |
| IUPAC Name | 3-morpholin-4-ylpropane-1-sulfonic acid |
| InChI Key | DVLFYONBTKHTER-UHFFFAOYSA-N |
| Molecular Formula | C7H15NO4S |
Fisher Chemical Phosphate Buffered Saline (PBS), 10X Powder, pH 7.4, Fisher BioReagents™
Phosphate Buffered Saline (PBS), 10X Powder provides a convenient way to make 1 L of 10X stock PBS solution.
Fisher Chemical Tris Hydrochloride (Small White Flakes/Molecular Biology), Fisher BioReagents
CAS: 1185-53-1 Molecular Formula: C4H12ClNO3 Molecular Weight (g/mol): 157.594 InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N Synonym: Tris(hydroxymethyl)aminomethane 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 |
| SMILES | C(C(CO)(CO)N)O.Cl |
| Synonym | Tris(hydroxymethyl)aminomethane Hydrochloride |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride |
| InChI Key | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
| Molecular Formula | C4H12ClNO3 |
Fisher Chemical MES (Fine White Crystals), Fisher BioReagents
CAS: 145224-94-8 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.248 InChI Key: MIIIXQJBDGSIKL-UHFFFAOYSA-N Synonym: 2-(4-Morpholino)ethane Sulfonic Acid,2-(N-Morpholino)ethanesulfonic acid hydrate 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 |
| SMILES | C1COCCN1CCS(=O)(=O)O.O |
| Synonym | 2-(4-Morpholino)ethane Sulfonic Acid,2-(N-Morpholino)ethanesulfonic acid hydrate |
| IUPAC Name | 2-morpholin-4-ylethanesulfonic acid;hydrate |
| InChI Key | MIIIXQJBDGSIKL-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO5S |
Thermo Scientific Chemicals HEPES, 1.0M buffer soln., pH 7.5
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 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 |
| InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| Molecular Formula | C8H18N2O4S |
Thermo Scientific Chemicals TRIS-buffered saline (TBS, 10X) pH 8.0
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 MDL Number: MFCD00004679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N 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 |
| MDL Number | MFCD00004679 |
| SMILES | C(C(CO)(CO)N)O |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Molecular Formula | C4H11NO3 |
Thermo Scientific Chemicals MES, 0.2M buffer soln., pH 6.0
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 |
Thermo Scientific Chemicals MES, 0.2M buffer soln., pH 6.0, low endotoxin
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 |
Thermo Scientific Chemicals MES, 0.2M buffer soln., pH 5.5
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 |
Thermo Scientific™ TRIS, 1.0M buffer soln., pH 7.0
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 MDL Number: MFCD00004679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N 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 |
| MDL Number | MFCD00004679 |
| SMILES | C(C(CO)(CO)N)O |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Molecular Formula | C4H11NO3 |
Thermo Scientific Chemicals TRIS, 1.0M buffer soln., pH 7.5, 0.2 micron filtered
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 MDL Number: MFCD00004679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N 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 |
| MDL Number | MFCD00004679 |
| SMILES | C(C(CO)(CO)N)O |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Molecular Formula | C4H11NO3 |
Fisher Chemical PBS, Phosphate Buffered Saline, 10X Solution, Fisher BioReagents™
Commonly used buffer
| Physical Form | Liquid |
|---|---|
| Recommended Storage | Room temperature |