Loading Buffers
The electrophoresis buffers maintain consistent pH levels during DNA, RNA, and other protein separation. Providing ions that transfer the applied current, the low charge solutions facilitate different molecular sizes to travel at various rates for analyses. Offering additional protection to proteins, the preparative substances prevent degradation for guaranteed sample viability and accurate testing. Available in various molecular weights, the best electrophoresis buffer can be selected based on the specific macromolecules being handled.
TBE sample buffer (6X), Thermo Scientific
Supplier: Thermo Scientific Chemicals
Liquid
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Laemmli SDS sample buffer, non-reducing (4X), Thermo Scientific
Supplier: Thermo Scientific Chemicals
Liquid
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Laemmli SDS sample buffer, non-reducing (6X), Thermo Scientific
Supplier: Thermo Scientific Chemicals
Liquid
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IEF Sample buffer (4X) pH 3-7 with lysine, Thermo Scientific
Supplier: Thermo Scientific Chemicals
Liquid
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Blue Protein Loading Dye, New England Biolabs
Supplier: New England Biolabs (NEB)
The Blue Loading Buffer Pack contains 3X Blue Loading Buffer (8ml) and 30X Reducing Agent (1ml).
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2X SDS-PAGE Sample Buffer, Rockland Immunochemicals
Supplier: Rockland Immunochemical
2X SDS-PAGE Sample Buffer
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4X SDS Sample Buffer, MilliporeSigma
Supplier: MilliporeSigma
The 4X SDS Sample Buffer is a standard formulation commonly used for SDS-PAGE analysis of proteins
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DNA Loading Buffer 5X, Bioline
Supplier: MERIDIAN LIFE SCIENCE INC
DNA loading buffer blue (5X) is a convenient ready-to-use solution to prepare samples for DNA electrophoresis.
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Blue/Orange Loading Dye, 6X, 3ml, Promega
Supplier: Promega Corporation
Convenient marker dye used for loading DNA samples into gel electrophoresis wells and tracking migration during electrophoresis.
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GelRed Prestain Loading Buffers with Tracking Dye (6X), Biotium
Supplier: Biotium
GelRed is a sensitive, stable and environmentally safe fluorescent nucleic acid dyes are DNA gel loading buffers designed to replace the highly toxic ethidium bromide for one-step fluorescent staining and gel loading of DNA.
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G-Biosciences TBE-Urea Sample Buffer
Supplier: G-Biosciences
Loading buffer to resolve single-stranded DNA oligos or RNA into sharp, distinct bands.
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Protein Sample Loading Buffers, Advansta
Supplier: ADVANSTA INC MS
Pre-mixed standard Laemmli loading buffers for protein electrophoresis.
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Pierce™ LDS Sample Buffer, Non-Reducing (4X), Thermo Scientific
Supplier: Invitrogen
Thermo Scientific Pierce LDS Sample Loading Buffer (4X) is a nonreducing lithium dodecyl sulfate sample loading buffer, a unique alternative to homemade and other commercial gel-loading dyes.
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Sample Buffers and Reagents, Protein Electrophoresis, Bio-Rad
Supplier: Bio-Rad
Sample buffers are available for numerous applications, including native (nondenaturing) PAGE, SDS-PAGE, zymograms, and IEF
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Protein Loading Buffer, 4X
Supplier: Li-Cor
Protein loading buffer (4X) is used as a loading buffer for protein gel electrophoresis.



