Biological Buffers

Thermo Scientific™ DNA Gel Loading Dye (6X)

Prepare DNA markers and samples for loading on agarose or polyacrylamide gels with Thermo Scientificâ„¢ 6X DNA Loading Dye.

Thermo Scientific™ Pierce™ LDS Sample Buffer, Non-Reducing (4X)

Nonreducing lithium dodecyl sulfate sample loading buffer, a unique alternative to homemade and other commercial gel-loading dyes.

HEPES (Fine White Crystals/Molecular Biology), Fisher BioReagents

CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.302 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N Synonym: N-(2-Hydroxyethyl)piperazine-N«-2-ethanesulfonic Acid PubChem CID: 23831 ChEBI: CHEBI:42334 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid SMILES: C1CN(CCN1CCO)CCS(=O)(=O)O

Thermo Scientific™ Blocker™ BLOTTO in TBS

Block membranes, plates and other samples with this ready-to-use 5% solution of nonfat powdered milk in TBS for Western blot, ELISA and other detection methods.

Thermo Scientific™ Restore™ PLUS Western Blot Stripping Buffer

Remove high-affinity antibodies from membranes so they can be reprobed and detected with chemiluminescent substrates.

MES hydrate, 99+%, ACROS Organics™

CAS: 1266615-59-1 Molecular Formula: C6H13NO4S·xH2O MDL Number: MFCD00149409 Synonym: 4-Morpholinoethanesulfonic acid hydrate, MES

Thermo Scientific™ Blocker™ Casein

Block membranes, plates and other samples with these ready-to-use PBS or TBS solutions of purified casein for Western blot, ELISA and other detection methods.

Thermo Scientific™ Poly-HRP Dilution Buffer

Specifically designed to optimize performance of Poly-HRP Streptavidin

Alfa Aesar™ BES, 0.5M buffer soln., pH 7.0

CAS: 66992-27-6 Molecular Formula: C6H14NNaO5S Molecular Weight (g/mol): 235.23 MDL Number: MFCD00067425 InChI Key: CFQLQLSIZOWFNV-UHFFFAOYSA-M PubChem CID: 23671640 IUPAC Name: sodium;2-[bis(2-hydroxyethyl)amino]ethanesulfonate SMILES: C(CO)N(CCO)CCS(=O)(=O)[O-].[Na+]

Alfa Aesar™ Tricine, 98+%

CAS: 5704-04-1 Molecular Formula: C6H13NO5 Molecular Weight (g/mol): 179.17 MDL Number: MFCD00004277 InChI Key: SEQKRHFRPICQDD-UHFFFAOYSA-N Synonym: N-(Trishydroxymethylmethyl)glycine 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

Thermo Scientific™ Guardian™ Peroxidase Conjugate Stabilizer/Diluent

Preserve diluted (1-1,000ng/mL) HRP conjugates for more than six months at room temperature without significant loss of activity using Guardian Peroxidase Conjugate Stabilizer/Diluent.

Alfa Aesar™ POPSO, 0.2M buffer soln., pH 8.0

CAS: 108321-07-9 Molecular Formula: C10H20N2Na2O8S2 Molecular Weight (g/mol): 406.376 MDL Number: MFCD00070005 InChI Key: XMRCLLXGMGEVHS-UHFFFAOYSA-L PubChem CID: 53393457 IUPAC Name: disodium;2-hydroxy-3-[4-(2-hydroxy-3-sulfonatopropyl)piperazin-1-yl]propane-1-sulfonate SMILES: C1CN(CCN1CC(CS(=O)(=O)[O-])O)CC(CS(=O)(=O)[O-])O.[Na+].[Na+]

Alfa Aesar™ MES, 0.5M buffer soln., pH 7.0

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

Alfa Aesar™ Kinase buffer I (5X)

For cellular and molecular biology applications

Alfa Aesar™ MOPS, 0.5M buffer soln., pH 7.0

CAS: 1132-61-2 Molecular Formula: C7H15NO4S Molecular Weight (g/mol): 209.26 MDL Number: MFCD00006183 InChI Key: DVLFYONBTKHTER-UHFFFAOYSA-N PubChem CID: 70807 ChEBI: CHEBI:44115 IUPAC Name: 3-morpholin-4-ylpropane-1-sulfonic acid SMILES: C1COCCN1CCCS(=O)(=O)O

Thermo Scientific™ Restore™ Fluorescent Western Blot Stripping Buffer

Quickly and gently remove primary and near-infrared (IR) dye-labeled secondary antibodies from Western blots.

Bicine, 99+%, for biochemistry, ACROS Organics™

CAS: 150-25-4 Molecular Formula: C6H13NO4 Molecular Weight (g/mol): 163.173 MDL Number: MFCD00004295 InChI Key: FSVCELGFZIQNCK-UHFFFAOYSA-N Synonym: N, N-Bis(2-hydroxyethyl)glycine, Diethylolglycine PubChem CID: 8761 ChEBI: CHEBI:40957 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]acetic acid SMILES: C(CO)N(CCO)CC(=O)O

Bicine, Fisher BioReagents

CAS: 150-25-4 Molecular Formula: C6H13NO4 Molecular Weight (g/mol): 163.173 InChI Key: FSVCELGFZIQNCK-UHFFFAOYSA-N Synonym: N, N-bis [2-hydroxyethyl]glycine PubChem CID: 8761 ChEBI: CHEBI:40957 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]acetic acid SMILES: C(CO)N(CCO)CC(=O)O

Alfa Aesar™ MOPSO, 0.2M buffer soln., pH 7.0

CAS: 79803-73-9 Molecular Formula: C7H14NNaO5S Molecular Weight (g/mol): 247.241 MDL Number: MFCD00070007 InChI Key: WSFQLUVWDKCYSW-UHFFFAOYSA-M PubChem CID: 23675131 IUPAC Name: sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate SMILES: C1COCCN1CC(CS(=O)(=O)[O-])O.[Na+]

Alfa Aesar™ PIPES, 0.5M buffer soln., pH 7.0

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

Thermo Scientific™ ELISA Blocker Blocking Buffer

Increases signal-to-noise ratio and minimizes background

Alfa Aesar™ MES-buffered saline (5X), 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

Thermo Scientific™ Pierce™ Protein-Free T20 (TBS) Blocking Buffer

Block membranes, plates and other samples with these ready-to-use PBS and TBS formulations of a non-protein compound to yield extremely low background.

Thermo Scientific™ HEPES, ≥99% (Dry Basis), Ultrapure, Thermo Scientific™

CAS: 7365-45-9 Molecular Formula: C8H18N2O4S Molecular Weight (g/mol): 238.302 MDL Number: MFCD00006158 InChI Key: JKMHFZQWWAIEOD-UHFFFAOYSA-N Synonym: N-[2-Hydroxyethyl]piperazine-N'-[2-Ethanesulfonic acid] PubChem CID: 23831 ChEBI: CHEBI:42334 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid SMILES: C1CN(CCN1CCO)CCS(=O)(=O)O

Thermo Scientific™ SEA BLOCK Blocking Buffer

Block mammalian tissue samples for immunohistochemistry (IHC) and samples for other methods with steelhead salmon serum in PBS.

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