
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 6.5
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 |
TRIS hydrochloride, >99%, Cell culture reagent grade, MP Biomedicals™
Molecular Formula: C4H12ClNO3 Molecular Weight (g/mol): 157.594 MDL Number: MFCD00012590 InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N Synonym: TRIS HCl,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 |
---|---|
Molecular Weight (g/mol) | 157.594 |
MDL Number | MFCD00012590 |
SMILES | C(C(CO)(CO)N)O.Cl |
Synonym | TRIS HCl,Tris(hydroxymethyl)aminomethane hydrochloride |
IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride |
InChI Key | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
Molecular Formula | C4H12ClNO3 |
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 |
MilliporeSigma™ HEPES, Free Acid, OmniPur™, Calbiochem™,
CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.30 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N Synonym: N-2-Hydroxyethylpiperazine-N'-2-ethanesulfonic acid PubChem CID: 23831 ChEBI: CHEBI:42334 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethane-1-sulfonic 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 |
Synonym | N-2-Hydroxyethylpiperazine-N'-2-ethanesulfonic acid |
IUPAC Name | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethane-1-sulfonic acid |
InChI Key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
Molecular Formula | C8H18N2O4S |
MilliporeSigma™ Tris Hydrochloride, OmniPur™, Calbiochem™,
CAS: 1185-53-1 Molecular Formula: C4H12ClNO3 Molecular Weight (g/mol): 157.594 InChI Key: QKNYBSVHEMOAJP-UHFFFAOYSA-N Synonym: 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-, hydrochloride; 1,3-Propanediol, 2-amino-2- (hydroxymethyl)-, hydrochloride (1:1); 2-Amino-2-hydroxymethyl-1,3-propanediol hydrochloride; Tris(hydroxymethyl)aminomethane, hydrochloride; Tris 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 | 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-, hydrochloride; 1,3-Propanediol, 2-amino-2- (hydroxymethyl)-, hydrochloride (1:1); 2-Amino-2-hydroxymethyl-1,3-propanediol hydrochloride; Tris(hydroxymethyl)aminomethane, hydrochloride; Tris hydrochloride |
IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride |
InChI Key | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
Molecular Formula | C4H12ClNO3 |
Gibco™ HBSS (10X), calcium, magnesium, no phenol red
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Hanks' Balanced Salt Solution (HBSS) is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue samples, diluting cells for counting, and preparing reagents.

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Name Note | low endotoxin |
---|---|
Storage Note 1 | 2° to 8°C |
Color | Colorless |
Physical Form | Liquid |
Chemical Name or Material | BES-buffered saline (2X) |
TSCA | No |
Recommended Storage | Keep cold |
Name Note | low endotoxin |
---|---|
MDL Number | MFCD00132476 |
Color | Colorless |
Physical Form | Liquid |
Chemical Name or Material | TRIS-buffered saline (10X, pH 7.6) |
TSCA | Yes |
Recommended Storage | Ambient temperatures |
Color | Red |
---|---|
Physical Form | Liquid |
Recommended Storage | Ambient temperatures |
Color | Colorless |
---|---|
Physical Form | Liquid |
Recommended Storage | Ambient temperatures |
Tris, 99.8 to 100.1% (Dry Basis), Molecular Biology Grade, Ultrapure
CAS: 77-86-1 Molecular Formula: C4H11NO3 Molecular Weight (g/mol): 121.136 MDL Number: MFCD00004679 InChI Key: LENZDBCJOHFCAS-UHFFFAOYSA-N Synonym: Tris(hydroxymethyl)amino methane 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 |
Synonym | Tris(hydroxymethyl)amino methane |
IUPAC Name | 2-amino-2-(hydroxymethyl)propane-1,3-diol |
InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
Molecular Formula | C4H11NO3 |
Color | Blue |
---|---|
Physical Form | Liquid |
Chemical Name or Material | Sample Loading Buffer |
Concentration | 6X |
Health Hazard 3 | P264b-P280i-P305+P351+P338 |
---|---|
Health Hazard 2 | GHS H Statement H319 Causes serious eye irritation. |
Color | Colorless |
Physical Form | Viscous Liquid |
Health Hazard 1 | H319 |
Chemical Name or Material | PIPES lysis buffer with NP-40 |
TSCA | No |
Recommended Storage | Ambient temperatures |
Concentration | 2X |
Odor | Odorless |
Thermo Scientific Chemicals Potassium phosphate, 0.2M buffer soln., pH 8.0
CAS: 7778-77-0 Molecular Formula: H2KO4P Molecular Weight (g/mol): 136.08 MDL Number: MFCD00011401 MFCD00147253 InChI Key: GNSKLFRGEWLPPA-UHFFFAOYSA-M IUPAC Name: potassium dihydrogen phosphate SMILES: [K+].OP(O)([O-])=O
CAS | 7778-77-0 |
---|---|
Molecular Weight (g/mol) | 136.08 |
MDL Number | MFCD00011401 MFCD00147253 |
SMILES | [K+].OP(O)([O-])=O |
IUPAC Name | potassium dihydrogen phosphate |
InChI Key | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
Molecular Formula | H2KO4P |
Thermo Scientific Chemicals PIPES, 0.5M buffer soln., pH 6.5
CAS: 5625-37-6 Molecular Formula: C8H18N2O6S2 Molecular Weight (g/mol): 302.36 MDL Number: MFCD00006159 InChI Key: IHPYMWDTONKSCO-UHFFFAOYSA-N PubChem CID: 79723 ChEBI: CHEBI:44933 IUPAC Name: 2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonic acid SMILES: C1CN(CCN1CCS(=O)(=O)O)CCS(=O)(=O)O
PubChem CID | 79723 |
---|---|
CAS | 5625-37-6 |
Molecular Weight (g/mol) | 302.36 |
ChEBI | CHEBI:44933 |
MDL Number | MFCD00006159 |
SMILES | C1CN(CCN1CCS(=O)(=O)O)CCS(=O)(=O)O |
IUPAC Name | 2-[4-(2-sulfoethyl)piperazin-1-yl]ethanesulfonic acid |
InChI Key | IHPYMWDTONKSCO-UHFFFAOYSA-N |
Molecular Formula | C8H18N2O6S2 |