Protein Molecular Weight Markers
Protein Molecular Weight Markers
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.
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Cytiva Rainbow™ Molecular Weight Markers
Monitor progress of protein electrophoresis and assess transfer efficiency and molecular weight of blotted proteins without staining. Cytiva Life Sciences™ Rainbow™ Molecular Weight Markers use bright, distinctive colors to allow easier confirmation of transfer to blotting membranes and orientation.
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Invitrogen™ NativeMark™ Unstained Protein Standard
Ready-to-use protein standard designed for molecular weight estimation of proteins using native gel electrophoresis
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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
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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.
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Thermo Scientific™ PageRuler™ Plus Prestained Protein Ladder, 10 to 250 kDa
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™ Prestained Protein Ladder, 10 to 180 kDa
Thermo Scientific PageRuler Prestained Protein Ladder is a mixture of 10 blue-, orange-, and green-stained proteins (10 to 180 kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and western blotting.
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Invitrogen™ SeeBlue™ Plus2 Pre-stained Protein Standard
Allows you to easily visualize protein molecular weight ranges during electrophoresis and quickly evaluate Western transfer efficiency
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Invitrogen™ Mark12™ Unstained Standard
Allows the closest estimation of molecular weight of your sample protein over a wide molecular weight range
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Thermo Scientific™ PageRuler™ Plus Prestained Protein Ladder, 10 to 250 kDa
Thermo Scientific™ PageRuler Plus Prestained Protein Ladder is a mixture of nine (9) blue-, orange- and green-stained proteins (10 to 250 kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.
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Thermo Scientific™ Spectra™ Multicolor Broad Range Protein Ladder
Thermo Scientific™ Spectra Multicolor Broad Range Protein Ladder is a 4-color protein standard containing 10 prestained proteins (10 to 260 kDa) for use as size standards in gel electrophoresis and Western blotting.
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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).
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Invitrogen™ HiMark™ Pre-stained Protein Standard
Designed for analysis of high molecular weight proteins on NuPAGE™ Novex™ Tris-Acetate gels
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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).
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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.
Promotions are available