Product Category Search
Top rated chemical buffers
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Best overall
Thermo Scientific™ Nalgene™ Square HDPE Carboy with Spigot, 20 L
Durable HDPE construction with molded-in graduations and a leakproof spigot, ideal for storing and dispensing buffer solutions in lab settings.
- Durable HDPE material
- Leakproof spigot
- Easy to clean
- Not autoclavable
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Best for sterilization
Corning™ 500 mL Vacuum Filter/Storage Bottle System, 0.22 μm PES
Pre-sterilized filter unit with PES membrane for fast and efficient filtration of buffers, minimizing contamination risk.
- Sterile and ready-to-use
- High flow rate
- Low protein binding
- Single-use
- Limited volume
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Best budget pick
Hach pH Buffer Solutions, 4.01, 7.00, 10.01, Pack of 3 (500 mL each)
Certified reference buffers for pH meter calibration, providing accurate and stable pH values for reliable measurements.
- Traceable to NIST
- Color-coded for easy identification
- Good value pack
- Limited shelf life once opened
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Best precision
Thermo Scientific™ Orion™ pH Buffer Solution, 4.01, 7.00, 10.01 (500 mL each)
High-precision NIST-traceable buffer solutions with lot-specific pH values, ensuring accurate calibration of pH meters.
- High accuracy (±0.01 pH)
- Lot-specific certificate
- Long shelf life
- More expensive than generic brands
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Best for molecular biology
VWR™ Amresco™ 1 M Tris-HCl Buffer, pH 8.0, 1 L
Ready-to-use Tris buffer at 1 M concentration, commonly used in DNA/RNA electrophoresis and other molecular biology applications.
- Ready-to-use solution
- Consistent pH
- Molecular biology grade
- Not suitable for all applications due to amine interference
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Best for cell culture
Sigma-Aldrich™ PBS Buffer, 10X Concentrate, 1 L
Sterile-filtered 10X PBS concentrate, ideal for washing cells, dilution, and buffer preparation in cell culture work.
- Sterile and endotoxin-free
- Concentrated for convenience
- Consistent formulation
- Expensive per liter
- Must dilute before use
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Best for chelation
EDTA Disodium Salt, 0.5 M Solution, pH 8.0 (500 mL)
Ready-to-use EDTA solution at 0.5 M, chelates divalent cations and is commonly used as a buffer component in biochemistry.
- Ready-to-use
- Consistent pH
- Good chelating properties
- Not sterile
- Limited stability
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Best for nucleic acid electrophoresis
Bio-Rad™ TAE Buffer, 10X Concentrate, 1 L
High-quality 10X TAE buffer for agarose gel electrophoresis, providing consistent results with low conductivity.
- Consistent results
- Low conductivity
- Ready-to-dilute
- Expensive
- Single-use bottle
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