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702 výsledky pro Pufry

 

Pufry

Resisting pH changes, buffers protect samples when acids or alkali is added. Powder and liquid forms efficiently track proteins during electrophoresis isolation and separation. The salty buffers can also be used to calibrate and standardize pH meters for accurate readings. Blocking substances stop antibody attachment to membrane free sites that would produce an interfering background. In various concentrations to fit any need, the buffers may come in liquids or dehydrated formats.

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Tris Buffers, Sterile

Tris Buffers, Sterile

Supplier: G-Biosciences

Tris is an abbreviation of the organic compound known as tris(hydroxymethyl)aminomethane, with the formula (HOCH2)3CNH2. Tris is extensively used in as a major component in buffer solutions.

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Buffer solution, pH 6,865

Buffer solution, pH 6,865

Supplier: PanReac AppliChem

These buffer solutions are useful for the calibration of high precision laboratory pH meters.

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Buffer solutions, pH 4,00

Buffer solutions, pH 4,00

Supplier: PanReac AppliChem

Buffer solutions contain citric acid 1 H₂O (11,768 g); sodium hydroxide 50% (6 ml); hydrochlorid acid 35% (3,96 ml); preservative 1% (5 ml) and water (1 l).

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Buffer, HEPES solution pH 7,5 (1 mol/L)

Supplier: PanReac AppliChem

HEPES buffer solution pH 7,5 (1 mol/l)

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Tris-Borate-EDTA (TBE) buffer, 10X

Supplier: PanReac AppliChem

10X concentrated solution of 0,89 M Tris, 0,89 M boric acid and 0,02 M EDTA.Na₂, pH 8,3 ±0,2.

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Buffer, TAE solution 50X concentrate (TRIS-acetate-EDTA buffer)

Buffer, TAE solution 50X concentrate (TRIS-acetate-EDTA buffer)

Supplier: Rockland Immunochemicals

Running Buffer, TAE buffer solution 50X concentrate (TRIS-acetate-EDTA buffer)

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VWR® UltraPure, Tris-acetate-EDTA (TAE) buffer

VWR® UltraPure, Tris-acetate-EDTA (TAE) buffer

Supplier: VWR Chemicals

TAE is an extensively used buffer for agarose gel electrophoresis applications requiring high resolution and separation of high molecular weight, double-stranded DNA. TAE buffer is more compatible with in-gel manipulations and band recovery procedures than TBE buffer.

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Buffered NaCl Peptone Solution pH 7,0

Supplier: LIOFILCHEM

Buffered NaCl Peptone Solution pH 7,0 is used for dissolving, suspending and diluting test samples. Its composition conforms to recommendations in the Harmonised Pharmacopoeias for the microbiological examination of non-sterile products.

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Cell culture buffers, Hank's balanced salt solutions (HBSS) HyClone™

Cell culture buffers, Hank's balanced salt solutions (HBSS) HyClone™

Supplier: HyClone products (Cytiva)

Balanced salt solutions for cell culture applications.

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VWR® Buffer, MES-SDS, 20X, UltraPure Grade

VWR® Buffer, MES-SDS, 20X, UltraPure Grade

Supplier: VWR Chemicals

Useful for high resolution of proteins on neutral pH SDS-PAGE gels.

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VWR® UltraPure, Tris-glycine buffers, 10X concentrate

VWR® UltraPure, Tris-glycine buffers, 10X concentrate

Supplier: VWR Chemicals

Running buffers for both 1-D and 2-D protein gel electrophoresis.

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pH buffer solutions

pH buffer solutions

Supplier: Hach

pH buffer standard solution with certificate of analysis, 125 ml, Hodnota pH: 4,01, Plastová láhev

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pH Standard Solutions, IUPAC, Certified

pH Standard Solutions, IUPAC, Certified

Supplier: Hach

Buffers traceable to IUPAC/NIST pH scale.

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Inclusion bodies solubilisation buffer

Inclusion bodies solubilisation buffer

Supplier: G-Biosciences

The IBS™ buffer is specifically developed for solubilisation of inclusion bodies.

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ReadiUse™ Viral RNA Lysis Buffer

ReadiUse™ Viral RNA Lysis Buffer

Supplier: AAT BIOQUEST

Current demands for RT-PCR testing of SARS-CoV-2 has led to a worldwide shortage of RNA extraction kits.

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Protein extraction kit, tissue PE LB™

Protein extraction kit, tissue PE LB™

Supplier: G-Biosciences

Tissue PE LB™ has been developed for extraction of total biologically active, soluble proteins from animal tissues. Tissue PE LB™ is based on an organic buffer and utilises a mild non-ionic detergent, chelating agent, and a proprietary combination of various salts and agents to enhance extraction and stability of proteins. Depending on the required downstream application, additional agents such as reducing agents and protease inhibitors may be added into Tissue PE LB™. Tissue PE LB™ has been tested for use with a wide variety of fresh and frozen animal tissues.

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Protein extraction kit, bacterial PE LB™

Protein extraction kit, bacterial PE LB™

Supplier: G-Biosciences

Bacterial PE LB™ kit has been developed for the extraction of biologically active soluble proteins, including recombinant proteins and inclusion bodies, from bacterial cells. Bacterial PE LB™ is a proprietary improvement on the lysozyme based lysis method, which allows extraction of soluble proteins and concurrent removal of nucleic acids (DNA and RNA) released during cell lysis. The Bacterial PE LB™ lysis system eliminates viscosity build-up, allowing effective clarification with lower centrifugal forces.

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Protein extraction kit, mammalian cell PE LB™

Protein extraction kit, mammalian cell PE LB™

Supplier: G-Biosciences

Mammalian Cell PE LB™ has been developed for extraction of total biologically active, soluble proteins from mammalian cultured cells. The Mammalian Cell PE LB™ is based on organic buffering agents and utilises a mild non-ionic detergent, chelating agent, and a proprietary combination of various salts and agents to enhance extraction and stability of proteins. Depending on the required downstream application, additional agents such as reducing agents, phosphatase and protease inhibitors may be added into Mammalian Cell PE LB™. Mammalian Cell PE LB™ has been tested on a wide variety of mammalian cells and can be used for both suspension and adherent cells.

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Pierce™ DNA Extraction Buffer, Phenol:Chloroform and Tris Buffer

Pierce™ DNA Extraction Buffer, Phenol:Chloroform and Tris Buffer

Supplier: Thermo Fisher Scientific

Phenol-chloroform, is phenol supplied premixed with chloroform:isoamyl alcohol (25:24:1) and accompanying bottle of buffer to equilibrate at either pH 6,7 or pH 8,0.

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Subcellular Protein Fractionation Kit for Cultured Cells

Subcellular Protein Fractionation Kit for Cultured Cells

Supplier: Thermo Fisher Scientific

This kit is ideal for segregation and enrichment of proteins from five different cellular compartments.

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Cell culture salts, salt solutions and buffers

Cell culture salts, salt solutions and buffers

Supplier: Biowest

These irrigating buffers and salt solutions are sterile, physiological balanced solutions intended for use in the maintenance of mammalian cells, where a chemically defined, balanced salt solution provides an environment that will maintain the structural and physiological integrity of cells in vitro. Applications include the intermediate steps for cultivation of cells, like washing, centrifugation, suspending and counting, as well as for many analytical methods or biochemical treatments. Principally these solutions should be used to keep the cells in suspension only for minutes or a few hours maximum. These buffers and solutions are not cell culture media.

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VWR®, Phosphate buffered saline (PBS) 1X, for biotechnology

VWR®, Phosphate buffered saline (PBS) 1X, for biotechnology

Supplier: VWR Chemicals

137 mM sodium chloride, 2,7 mM potassium chloride, 12 mM phosphate buffer

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VWR® Tris Buffer Solution, pH 7,4 (0,1 mol/L) for Biotechnology

VWR® Tris Buffer Solution, pH 7,4 (0,1 mol/L) for Biotechnology

Supplier: VWR Chemicals

Cell culture buffer, TRIS buffer solution pH 7,4 (0,1 mol/l)

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HEPES Buffer Solution 1 M, HyClone™

HEPES Buffer Solution 1 M, HyClone™

Supplier: HyClone products (Cytiva)

Maintain physiological pH in cell culture, despite changes in carbon dioxide concentration (produced by cellular respiration) with Cytiva HyClone HEPES solution.

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PBS (endotoxin-free), Enzo Life Sciences

Supplier: Enzo Life Sciences

Sterile and endotoxin-free PBS for use with TLRgrade™ or endotoxin-free grade reagents.

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Electrophoresis running buffers

Electrophoresis running buffers

Supplier: G-Biosciences

There are many electrophoresis running buffers including: TAE running buffer (50×), TBE running buffer (10×), TBE-urea sample buffer, MOPS running buffer (10×), and MOPS/ SDS running buffer (20×). These include the SDS-PAGE sample loading buffer, SDS-PAGE running buffer, native sample loading buffer, tris glycine native gel running buffer, tricine sample buffer, tris-tricine, tris-tricine-SDS, MES SDS running buffer, MOPS/ SDS running buffer, IEF anode buffer, IEF cathode buffer, zymogram sample buffer, zymogram renature buffer, zymogram development buffer and the discontinuous buffer system.

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Buffer, TBE solution 10X concentrate (TRIS-borate-EDTA buffer)

Buffer, TBE solution 10X concentrate (TRIS-borate-EDTA buffer)

Supplier: Thermo Fisher Scientific

Running Buffer, TBE buffer solution 10X concentrate (TRIS-borate-EDTA buffer)

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Buffer, TAE solution 50X concentrate (TRIS-acetate-EDTA buffer)

Buffer, TAE solution 50X concentrate (TRIS-acetate-EDTA buffer)

Supplier: Thermo Fisher Scientific

Running Buffer, TAE buffer solution 50X concentrate (TRIS-acetate-EDTA buffer)

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Equilibration buffer for IPG strips

Supplier: G-Biosciences

Add an appropriate volume of the supplied rehydration buffer to the dry, ready-to-use, urea based equilibration buffer.

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Ready-to-use tyramide amplification buffer, 1X

Ready-to-use tyramide amplification buffer, 1X

Supplier: Biotium

For simple, optimised tyramide amplification of immunostaining in cells or tissue sections. No need to add hydrogen peroxide before use.

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