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Protein Molecular Weight Markers

Individual or ladder series of specific mass (kilodalton, kDa) markers for use as approximate sizing standards in protein gel electrophoresis (especially SDS-PAGE); available preformulated in loading buffer, prestained, and unstained.
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For Use With (Equipment) 
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Gel Percentage 
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Number of Markers

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Color

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For Use With (Equipment)

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Gel Percentage

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Gel Size

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Gel Type

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Separation Range

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Wells

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Format

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31 – 45 of 1,743 results
31
Promotions Available

Invitrogen™ Mark12™ Unstained Standard

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

EDGE ENCOMPASS_PREFERRED
32
Promotions Available

Invitrogen™ BenchMark™ His-tagged Protein Standard

Used as a positive control and for molecular weight sizing in his-tagged fusion protein detection

EDGE ENCOMPASS_PREFERRED
33

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.

EDGE ENCOMPASS_PREFERRED
Number of Markers 8
Product Type Protein Ladder
Molecular Weight (g/mol) 150, 100, 80, 60, 50, 40, 30, 20 kDa
Ready to Load Yes
Stain Type Unstained
Size Range 20 to 150 kDa
Product Line SuperSignal
Detection Method User defined detection system
34
Promotions Available

Invitrogen™ HiMark™ Pre-stained Protein Standard

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

ENCOMPASS_PREFERRED
35

Invitrogen™ PeppermintStick™ Phosphoprotein Molecular Weight Standards

PeppermintStick Phosphoprotein Molecular Weight Standards are a mixture of phosphorylated and nonphosphorylated proteins ranging from 14.4 to 116 kDa.

ENCOMPASS_PREFERRED
Stain Type Fluorescent
36
Promotions Available

Invitrogen™ BenchMark™ Fluorescent Protein Standard

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

ENCOMPASS_PREFERRED
37

Cytiva Amersham™ ECL Plex™ Western Blotting Combination Packs

Complete system optimized for fluorescent Western blotting

Product Type Western Blot Kit
Storage Requirements Varies by component
For Use With (Application) ECL Plex western blotting system
38

Cytiva Amersham™ ECL™ Plex Fluorescent Rainbow Markers
GSA_VA

Optimized for use with the ECL Plex Western Blotting Detection System. Amersham™ ECL™ Plex Fluorescent Rainbow Markers are ideal for quantitative western blot.

Description These fluorescent rainbow markers are for use with the ECL Plex Western blotting detection system.
Product Type Protein Molecular Weight Marker/Ladder
Formulation Supplied in 35% Glycerol and sample buffer containing Mercaptoethanesulphonic Acid (MESNA) as reducing agent
Color Multi
Storage Requirements -20°C
Shelf Life 3 Months
For Use With (Application) For quantitative western blots
39

MilliporeSigma™ Novagen™ Perfect Protein™ HRP Western Blot Kit

Detect markers by adding S-protein or His·Tag™ Monoclonal Antibody.

40

MilliporeSigma™ Novagen™ Perfect Protein™ Markers, 10-225 kd

Designed for routine use in SDS-polyacrylamide gel electrophoresis, the Perfect Protein Markers enable highly accurate size determination of unknown samples.

41

MP Biomedicals™ Fluorescent Protein Marker

Obtain accurate molecular weight protein standards. Skip gel staining steps and estimate protein molecular weight using UV.

42

Invitrogen™ E-PAGE™ SeeBlue™ Pre-stained Standard

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

ENCOMPASS_PREFERRED
43

Invitrogen™ NuPAGE™ Large Protein Blotting Kit

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

ENCOMPASS_PREFERRED
44

Novus Biologicals™ Recombinant Unstained Protein Ladder (14-98 kDa)
SDP

Recombinant Protein

45

Novus Biologicals™ IRIS11 Prestained Protein Ladder
SDP

Prestained Protein Ladder