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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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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.

EDGE
Description Rainbow molecular weight markers enhanced to enable faster and simpler identification of proteins on SDS-polyacrylamide gels.
Product Type Protein Molecular Weight Marker
Form Liquid
Color Multi
Sufficient For 50 Minigels or 25 large gels
Quantity 250 μL
Storage Requirements -15 to -30°C
Shelf Life 24 Months
2
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Fisher BioReagents™ EZ-Run™ Prestained Rec Protein Ladder, Fisher BioReagents

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

Product Type Protein Molecular Weight Marker
Form Liquid
Formulation Supplied in gel-loading buffer
Color Blue
Storage Requirements −20°C
Range 10-170 kDa
For Use With (Application) Monitoring protein separation during SDS-PAGE
3
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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.

Description These fluorescent rainbow markers are for use with the ECL Plex Western blotting detection system.
Product Type Protein Molecular Weight Marker
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
4

Fisher BioReagents™ EZ-Run™ Protein Marker

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

Kit Contents <51% Glycerin, 2% Sodium Lauryl Sulfate, <1% Tris 9Hydroxymethyl) Aminomethane, <0.76% 2,3-Butanediol, 1,4-Dimercapto, <0.5% Sodium Chloride, <0.05% Ethylenediaminet
Product Type Protein Molecular Weight Marker
Form Liquid
Formulation Supplied in gel-loading buffer
Storage Requirements −20°C
Range 14.4 to 116 kd
For Use With (Application) Monitoring protein separation during SDS-PAGE
5

Fisher BioReagents™ EZ-Run™ Prestained Protein Marker

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

Kit Contents <51% Glycerin, 2% Sodium Lauryl Sulfate, <1% Tris 9Hydroxymethyl) Aminomethane, <0.76% 2,3-Butanediol, 1,4-Dimercapto, <0.5% Sodium Chloride, <0.05% Ethylenediaminet
Product Type Protein Molecular Weight Marker
Form Liquid
Formulation Supplied in gel-loading buffer
Storage Requirements −20°C
Range 20 to 118 kd
For Use With (Application) Monitoring protein separation during electrophoresis