Protein Molecular Weight Markers
Thermo Scientific™ SuperSignal™ Enhanced Molecular Weight Protein Ladder
Ready-to-use mix of recombinant proteins (20 to 150K) with IgG-binding sites for chemiluminescent, fluorescent, chromogenic or other detection methods.
Invitrogen™ BenchMark™ Pre-stained Protein Ladder
Standard used to monitor electrophoresis or electrophoretic transfer from gel to membrane in Western blots
Invitrogen™ Mark12™ Unstained Standard
Allows the closest estimation of molecular weight of your sample protein over a wide molecular weight range.
Invitrogen™ Novex™ Sharp Pre-stained Protein Standard
Designed for accurate, easy, and convenient molecular weight estimation of a wide range of molecular weight proteins during SDS-PAGE and Western blotting
Invitrogen™ SeeBlue™ Pre-stained Protein Standard
Allows you to easily monitor the progress of your gel run and is an excellent tool for judging Western transfer efficiency.
Invitrogen™ HiMark™ Pre-stained Protein Standard
Designed for analysis of high molecular weight proteins on NuPAGE™ Novex™ Tris-Acetate gels
Thermo Scientific™ PageRuler™ Unstained Protein Ladder
Unstained mixture of 14 recombinant, highly purified proteins (10kDa to 200kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and western blotting.
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.
Promega Broad Range Protein Molecular Weight Marker
10-225kDa; 9 bands; ready to load. Protein staining required for detection.
Thermo Scientific™ Pierce™ Unstained Protein MW Marker
A mixture of seven native proteins (14.4kDa to 116kDa) for use as size standards in protein electrophoresis (SDS-PAGE).
Thermo Scientific™ PageRuler™ Unstained Low Range Protein Ladder
Thermo Scientific PageRuler Unstained Low Range Protein Ladder is a mixture of eight purified proteins and peptides (3.4 to 100 kDa) for use as size standards in peptide and small-protein gel electrophoresis.
Invitrogen™ Novex™ Sharp Unstained Protein Standard
Designed for accurate, easy and convenient molecular weight estimation of a wide range of molecular weight proteins during SDS-PAGE and western blotting
Invitrogen™ BenchMark™ Fluorescent Protein Standard
Consists of fluorescent dye-conjugated proteins, ranging in size from approx. 11-155kDa
Novus Biologicals™ Blu11 Prestained Protein Ladder
Prestained Protein Ladder
Cytiva Amersham™ ECL™ Plex Fluorescent Rainbow Markers
Optimized for use with the ECL Plex Western Blotting Detection System. Amersham™ ECL™ Plex Fluorescent Rainbow Markers are ideal for quantitative western blot.