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 TRIS, 1.0M buffer soln., pH 7.2
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 |
HEPES, Biological Buffer, 99%, Spectrum™ Chemical
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.30 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethane-1-sulfonic acid SMILES: OCCN1CCN(CCS(O)(=O)=O)CC1
| CAS | 7365-45-9 |
|---|---|
| Molecular Weight (g/mol) | 238.30 |
| MDL Number | MFCD00006158 |
| SMILES | OCCN1CCN(CCS(O)(=O)=O)CC1 |
| IUPAC Name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethane-1-sulfonic acid |
| InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| Molecular Formula | C8H18N2O4S |
HEPES, cGMP Manufactured, 99.5%, Spectrum™ Chemical
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.30 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethane-1-sulfonic acid SMILES: OCCN1CCN(CCS(O)(=O)=O)CC1
| CAS | 7365-45-9 |
|---|---|
| Molecular Weight (g/mol) | 238.30 |
| MDL Number | MFCD00006158 |
| SMILES | OCCN1CCN(CCS(O)(=O)=O)CC1 |
| IUPAC Name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethane-1-sulfonic acid |
| InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| Molecular Formula | C8H18N2O4S |
MES, Monohydrate, cGMP Manufactured, 99.5%, Spectrum™ Chemical
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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CAS: 145224-94-8 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.25 InChI Key: MIIIXQJBDGSIKL-UHFFFAOYSA-N IUPAC Name: 2-(morpholin-4-yl)ethane-1-sulfonic acid hydrate SMILES: O.OS(=O)(=O)CCN1CCOCC1
| CAS | 145224-94-8 |
|---|---|
| Molecular Weight (g/mol) | 213.25 |
| SMILES | O.OS(=O)(=O)CCN1CCOCC1 |
| IUPAC Name | 2-(morpholin-4-yl)ethane-1-sulfonic acid hydrate |
| InChI Key | MIIIXQJBDGSIKL-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO5S |
MilliporeSigma™ TAPS, ULTROL™ Grade, Calbiochem™,
CAS: 29915-38-6 Molecular Formula: C7H17NO6S Molecular Weight (g/mol): 243.27 MDL Number: MFCD00007538 InChI Key: YNLCVAQJIKOXER-UHFFFAOYSA-N Synonym: 3-{[tris(Hydroxymethyl)methyl]amino}propanesulfonic Acid PubChem CID: 121591 IUPAC Name: 3-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino}propane-1-sulfonic acid SMILES: OCC(CO)(CO)NCCCS(O)(=O)=O
| PubChem CID | 121591 |
|---|---|
| CAS | 29915-38-6 |
| Molecular Weight (g/mol) | 243.27 |
| MDL Number | MFCD00007538 |
| SMILES | OCC(CO)(CO)NCCCS(O)(=O)=O |
| Synonym | 3-{[tris(Hydroxymethyl)methyl]amino}propanesulfonic Acid |
| IUPAC Name | 3-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino}propane-1-sulfonic acid |
| InChI Key | YNLCVAQJIKOXER-UHFFFAOYSA-N |
| Molecular Formula | C7H17NO6S |
| Health Hazard 3 | P264b-P280i-P305+P351+P338 |
|---|---|
| Color | Colorless |
| Physical Form | Liquid |
| Health Hazard 1 | H319 |
| Chemical Name or Material | MES lysis buffer with Triton™ X-100 |
| TSCA | No |
| Recommended Storage | Keep cold |
PIPES Sesquisodium Salt, MP Biomedicals™
CAS: 100037-69-2 Molecular Formula: C16H33N4Na3O12S4 InChI Key: FPDACHMSOMILQI-UHFFFAOYSA-K Synonym: 1, 4-Piperazinediethanesulfonic acid sesquisodium salt,Piperazine-1, 4-bis(2-ethanesulfonic acid) sesquisodium salt PubChem CID: 3086462
| PubChem CID | 3086462 |
|---|---|
| CAS | 100037-69-2 |
| Synonym | 1, 4-Piperazinediethanesulfonic acid sesquisodium salt,Piperazine-1, 4-bis(2-ethanesulfonic acid) sesquisodium salt |
| InChI Key | FPDACHMSOMILQI-UHFFFAOYSA-K |
| Molecular Formula | C16H33N4Na3O12S4 |
MilliporeSigma™ TE Buffer, 100X, Molecular Biology Grade, Calbiochem™,
A 100X concentrate that, when diluted to 1X, contains 10mM Tris and 1mM EDTA
Tricine-buffered saline (5X), pH 7.0, Thermo Scientific™
CAS: 4-1-5704 Molecular Formula: C6H13NO5 Molecular Weight (g/mol): 179.17 MDL Number: MFCD00004277 InChI Key: SEQKRHFRPICQDD-UHFFFAOYSA-N PubChem CID: 79784 ChEBI: CHEBI:39063 IUPAC Name: 2-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]acetic acid SMILES: C(C(=O)O)NC(CO)(CO)CO
| PubChem CID | 79784 |
|---|---|
| CAS | 4-1-5704 |
| Molecular Weight (g/mol) | 179.17 |
| ChEBI | CHEBI:39063 |
| MDL Number | MFCD00004277 |
| SMILES | C(C(=O)O)NC(CO)(CO)CO |
| IUPAC Name | 2-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]acetic acid |
| InChI Key | SEQKRHFRPICQDD-UHFFFAOYSA-N |
| Molecular Formula | C6H13NO5 |
Thermo Scientific Chemicals ACES, 99%
CAS: 7365-82-4 Molecular Formula: C4H10N2O4S Molecular Weight (g/mol): 182.194 MDL Number: MFCD00008030 InChI Key: DBXNUXBLKRLWFA-UHFFFAOYSA-N Synonym: aces,n-carbamoylmethyl taurine,n-2-acetamido-2-aminoethanesulfonic acid,2-2-amino-2-oxoethyl amino ethanesulfonic acid,ethanesulfonic acid, 2-2-amino-2-oxoethyl amino,unii-i5spl5yvby,i5spl5yvby,2-carbamoylmethylamino ethanesulfonic acid PubChem CID: 81832 ChEBI: CHEBI:39062 IUPAC Name: 2-[(2-amino-2-oxoethyl)amino]ethanesulfonic acid SMILES: C(CS(=O)(=O)O)NCC(=O)N
| PubChem CID | 81832 |
|---|---|
| CAS | 7365-82-4 |
| Molecular Weight (g/mol) | 182.194 |
| ChEBI | CHEBI:39062 |
| MDL Number | MFCD00008030 |
| SMILES | C(CS(=O)(=O)O)NCC(=O)N |
| Synonym | aces,n-carbamoylmethyl taurine,n-2-acetamido-2-aminoethanesulfonic acid,2-2-amino-2-oxoethyl amino ethanesulfonic acid,ethanesulfonic acid, 2-2-amino-2-oxoethyl amino,unii-i5spl5yvby,i5spl5yvby,2-carbamoylmethylamino ethanesulfonic acid |
| IUPAC Name | 2-[(2-amino-2-oxoethyl)amino]ethanesulfonic acid |
| InChI Key | DBXNUXBLKRLWFA-UHFFFAOYSA-N |
| Molecular Formula | C4H10N2O4S |
Thermo Scientific Chemicals TE buffer, (20X), pH 8.0, autoclaved
CAS: 1185-53-1 Molecular Formula: C4H12ClNO3 Molecular Weight (g/mol): 157.594 MDL Number: MFCD00236359 InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N 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 | MFCD00236359 |
| SMILES | C(C(CO)(CO)N)O.Cl |
| IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride |
| InChI Key | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
| Molecular Formula | C4H12ClNO3 |
| Packaging | Plastic bottle |
|---|---|
| Physical Form | Liquid |
| Chemical Name or Material | TRIS-glycine-native running buffer (10X) |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
MOPSO Sodium Salt, MP Biomedicals™
CAS: 79803-73-9 Molecular Formula: C7H14NNaO5S Molecular Weight (g/mol): 247.24 InChI Key: WSFQLUVWDKCYSW-UHFFFAOYNA-M IUPAC Name: sodium 2-hydroxy-3-(morpholin-4-yl)propane-1-sulfonate SMILES: [Na+].OC(CN1CCOCC1)CS([O-])(=O)=O
| CAS | 79803-73-9 |
|---|---|
| Molecular Weight (g/mol) | 247.24 |
| SMILES | [Na+].OC(CN1CCOCC1)CS([O-])(=O)=O |
| IUPAC Name | sodium 2-hydroxy-3-(morpholin-4-yl)propane-1-sulfonate |
| InChI Key | WSFQLUVWDKCYSW-UHFFFAOYNA-M |
| Molecular Formula | C7H14NNaO5S |