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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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1 – 15 of 49 results
1

Invitrogen™ BenchMark™ His-tagged Protein Standard  DFS Item

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

2

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

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

3

Invitrogen™ PeppermintStick™ Phosphoprotein Molecular Weight Standards  DFS Item

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

Stain Type Fluorescent
5

MilliporeSigma™ Novagen™ Perfect Protein™ HRP Western Blot Kit

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

6

MP Biomedicals™ Fluorescent Protein Marker

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

7

MP Biomedicals™ Pre-stained Molecular Weight Standard, Dual Color, 0.5 mL

Pre-stained Molecular Weight Standard, Dual Color is a ready-to-use three-color protein standard with 11 pre-stained proteins covering a wide range of molecular weights from 10 to 250 kDa.

8

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
9

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.

10

Invitrogen™ iBright Prestained Protein Ladder  DFS Item

For visualization and protein sizing during Electrophoresis and confirmation of Western blot detection.

11

Invitrogen™ Mark12™ Unstained Standard  DFS Item

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

12

Invitrogen™ HiMark™ Unstained Protein Standard  DFS Item

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

13

Invitrogen™ SeeBlue™ Plus2 Pre-stained Protein Standard  DFS Item

Allows you to easily visualize protein molecular weight ranges during electrophoresis and quickly evaluate Western transfer efficiency

14

Invitrogen™ NuPAGE™ Large Protein Sensitive Staining Kit  DFS Item

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

15

Invitrogen™ NuPAGE™ Large Protein Staining Kit  DFS Item

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