Molecular Weight Markers

Fisher BioReagents™ EZ-Run™ Rec Protein Ladder Available on GSA/VA Contract for Federal Government customers only.

Mixture of 14 highly purified recombinant proteins optimized for precise sizing of proteins by SDS-PAGE and Western blotting

Fisher BioReagents™ EZ-Run™ Prestained Rec Protein Ladder Available on GSA/VA Contract for Federal Government customers only.

Comprised of 10 recombinant proteins covalently coupled to a blue chromophore plus 10 and 72kDa reference bands tagged with green and orange dyes, respectively

Fisher BioReagents™ EZ-Run™ Protein Marker Available on GSA/VA Contract for Federal Government customers only.

Mixture of seven purified proteins optimized to produce uniform, compact bands when analyzed by SDS-PAGE and stained with Coomassie™ Blue

Thermo Scientific™ PageRuler™ Prestained 10-180kDa Protein Ladder

Mixture of 10 blue-, orange- and green-stained proteins (10 to 180kDa) used as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.

Fisher BioReagents™ EZ-Run™ Prestained Protein Marker Available on GSA/VA Contract for Federal Government customers only.

Ideal for monitoring protein separation during electrophoresis without staining and for verifying electroblotting of proteins onto membranes

Thermo Scientific™ PageRuler™ Plus Prestained 10-250kDa Protein Ladder

Mixture of 9 blue-, orange- and green-stained proteins (10 to 250kDa) used as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.

Thermo Scientific™ PageRuler™ Unstained High Range Protein Ladder

A mixture of 8 unstained proteins (60 to 250kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.

Thermo Scientific™ Pierce™ Prestained Protein Molecular Weight Marker

A mixture of six blue-stained natural proteins (20 to 120kDa) for use as size standards in protein electrophoresis (SDS-PAGE).

Thermo Scientific™ SuperSignal™ Molecular Weight Protein Ladders

Ready-to-use mix of recombinant proteins (20 to 150K) with IgG-binding sites for chemiluminescent, fluorescent, chromogenic or other detection methods.

Thermo Scientific™ PageRuler™ Unstained Low Range Protein Ladder

A mixture of seven purified proteins and peptides (3.4 to 100kDa) for use as size standards in peptide and small protein gel electrophoresis.

Thermo Scientific™ Spectra™ Multicolor Broad Range Protein Ladder

A 4-color protein standard containing 10 prestained proteins (10 to 260kDa) for use as size standards in gel electrophoresis and Western blotting.

Thermo Scientific™ PageRuler™ Unstained Protein Ladder

A mixture of seven native proteins (14.4 to 116kDa) for use as size standards in protein electrophoresis (SDS-PAGE).

Thermo Scientific™ PageRuler™ Unstained Broad Range Protein Ladder

A mixture of 11 proteins (5 to 250kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.

Thermo Scientific™ PageRuler™ Prestained NIR Protein Ladder

A mixture of 10 proteins (11 to 250KDa) that are blue-stained and fluor-labeled for near-IR fluorescent visualization and protein sizing following electrophoresis.

Thermo Scientific™ Pierce™ Unstained Protein Molecular Weight Marker

A mixture of seven native proteins (14.4kDa to 116kDa) for use as size standards in protein electrophoresis (SDS-PAGE).

R&D Systems Full-Range Molecular Weight Marker, Biotinylated

Designed for use as molecular weight markers in Western blots probed with enzyme-conjugated avidin or streptavidin. Contains a mixture of seven individually biotinylated proteins

Thermo Scientific™ Spectra™ Multicolor Low Range Protein Ladder

A mixture of six proteins and synthetic peptides (1.7 to 40kDa) for use as size standards for peptides and small proteins in gel electrophoresis and Western blotting.

Thermo Scientific™ Spectra™ Multicolor High Range Protein Ladder

A mixture of eight blue-, green- and orange-stained proteins (40 to 300kDa) for use as size standards for high MW proteins in gel electrophoresis and Western blotting.

Invitrogen™ Novex™ NuPAGE™ Large Protein Sensitive Staining Kit Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Specifically designed for large protein analysis on NuPAGE Novex Tris-Acetate Gels under denaturing conditions

Invitrogen™ Novex™ HiMark™ HiMark Unstained Protein Standard, Unstained Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Designed for analysis of high molecular weight proteins on Novex™ NuPAGE™ Tris-Acetate Gels

Invitrogen™ Novex™ E-PAGE™ SeeBlue™ Pre-stained Standard Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Designed for use with pre-cast E-PAGE™ Electrophoresis System

Invitrogen™ Novex™ Sharp Pre-stained Protein Standard Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Designed for accurate, easy, and convenient molecular weight estimation of a wide range of molecular weight proteins during SDS-PAGE and Western blotting

Novex™ IEF Marker 3-10, Unstained Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Ready-to-use protein marker especially developed for IEF applications

Invitrogen™ Novex™ BenchMark™ Fluorescent Protein Standard Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Consists of fluorescent dye-conjugated proteins, ranging in size from approx. 11-155kDa

Invitrogen™ Novex™ MagicMark™ XP Western Protein Standard, Unstained Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Specifically designed for easy and convenient protein molecular weight estimation directly on Western blots

Invitrogen™ Novex™ NuPAGE™ Large Protein Staining Kit Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Specifically designed for large protein analysis on NuPAGE Novex Tris-Acetate Gels under denaturing conditions

Invitrogen™ Novex™ Mark12™ Standard, Unstained Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Allows the closest estimation of molecular weight of your sample protein over a wide molecular weight range

Invitrogen™ Novex™ HiMark™ Pre-stained Protein Standard Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Designed for analysis of high molecular weight proteins on NuPAGE™ Novex™ Tris-Acetate gels

Invitrogen™ Novex™ E-PAGE™ MagicMark™ Unstained Protein Standard Available on GSA/VA Contract for Federal Government customers only. Non-distribution product as customer accommodation.

Designed for use with pre-cast E-PAGE™ Electrophoresis System

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