Biological Buffers
Gibco™ HEPES (1M)
A zwitterionic organic chemical buffering agent commonly used in cell culture media
Invitrogen™ NuPAGE™ MOPS SDS Running Buffer (20X)
Made with high-purity reagents and are strictly quality controlled.
Invitrogen™ Novex™ Tris-Glycine SDS Running Buffer (10X)
Formulated for separation of proteins, in their denatured state, on Novex Tris-Glycine gels
Invitrogen™ Recombinant Proteinase K Solution (20 mg/mL)
General digestion of proteins
Invitrogen™ MgCl2 (1 M)
Ready-to-use, certified RNase-free
Invitrogen™ NuPAGE™ LDS Sample Buffer (4X)
Used to prepare protein samples for denaturing gel electrophoresis with NuPAGE™ Novex™ gels. Invitrogen™ Novex™ NuPAGE™ LDS Sample Buffer (4X) contains lithium dodecyl sulfate, pH 8.4, which allows for maximum activity of the reducing agent.
Invitrogen™ EDTA (0.5 M), pH 8.0, RNase-free
Ready-to-use, certified RNase-free
Invitrogen™ Novex™ Tris-Glycine SDS Sample Buffer (2X)
Use with Novex Tris-Glycine Gels
Invitrogen™ NuPAGE™ Antioxidant
Proprietary reagent that maintains proteins in a reduced state during protein gel electrophoresis
Normal Human Serum Control, Invitrogen™
Human Control
Invitrogen™ NuPAGE™ Tris-Acetate SDS Running Buffer (20X)
Formulated for separation of proteins, in their denatured state, on NuPAGE Novex Tris-Acetate gels
Invitrogen™ NuPAGE™ MES SDS Running Buffer (20X)
Made with high-purity reagents and are strictly quality controlled
Invitrogen™ UltraPure™ Urea
Effective denaturing agent
Thermo Scientific™ SuperBlock™ (PBS) Blocking Buffer
Block membranes, plates and tissue samples with these optimized solutions containing a protein that provides fast and effective blocking for Western blot, ELISA and IHC.
Invitrogen™ NuPAGE™ Sample Reducing Agent (10X)
Ready-to-use reagent to reduce protein samples for protein gel electrophoresis
Thermo Scientific™ StartingBlock™ (TBS) Blocking Buffer
Block membranes, plates and other samples with these ready-to-use TBS formulations of a special protein blocker for exceptional nonspecific blocking and broad compatibility.
Thermo Scientific™ Pierce™ Protein-Free (PBS) 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™ Blocker™ Casein in PBS
Block membranes, plates and other samples with these ready-to-use PBS solutions of purified casein for Western blot, ELISA, and other detection methods.
Invitrogen™ 10X Bolt™ Sample Reducing Agent
Optimized for use with Bolt™ Bis-Tris Plus gels, and available in a variety of formats.
Invitrogen™ Bolt™ Antioxidant
A proprietary reagent that maintains proteins in a reduced state during protein gel electrophoresis
Thermo Scientific™ Fish Serum Blocking Buffer (formerly SEA BLOCK Blocking Buffer)
Block mammalian tissue samples for immunohistochemistry (IHC) and samples for other methods with steelhead salmon serum in PBS.
HEPES (Fine White Crystals/Molecular Biology), Fisher BioReagents™
Commonly used buffering agent
Invitrogen™ UltraPure™ BSA (50 mg/mL)
Excellent PCR stabilizer
Thermo Scientific™ DNA Gel Loading Dye (6X)
Prepare DNA markers and samples for loading on agarose or polyacrylamide gels with Thermo Scientific™ 6X DNA Loading Dye.
Invitrogen™ NaCl (5 M), RNase-free
Ready-to-use, certified RNase-free
Invitrogen™ 20X Bolt™ MOPS SDS Running Buffer
Optimized for use with Bolt™ Bis-Tris Plus gels, and are available in a variety of formats
Invitrogen™ 20X Bolt™ MES SDS Running Buffer
Optimized for use with Bolt™ Bis-Tris Plus gels, and are available in a variety of formats
Thermo Scientific™ Pierce™ Clear Milk Blocking Buffer (10X)
Thermo Scientific™ Pierce Clear Milk Blocking Buffer is a long shelf-life, high performance replacement for homemade milk blocking buffers in Western blotting applications.
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.
Invitrogen™ Nuclease-Free Water (not DEPC-Treated)
Nuclease-free water (not DEPC-treated) has been deionized, filtered into the final bottle, and autoclaved.