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Markers & Ladders

NEB’s selection of DNA, RNA and protein markers and ladders combines high quality with exceptional value. DNA, RNA and protein markers are available in a range of sizes and in convenient unstained or prestained formats.

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Markers & Ladders

Blue Prestained Protein Standard, Broad Range (11-250 kDa)

Color Prestained Protein Standard, Broad Range (10-250 kDa)

Unstained Protein Standard, Broad Range (10-200 kDa)

DNA Markers & Ladders

1 kb DNA Ladder

1 kb Plus DNA Ladder

1 kb Plus DNA Ladder for Safe Stains

100 bp DNA Ladder

50 bp DNA Ladder

Fast DNA Ladder

Lambda PFG Ladder

Low Molecular Weight DNA Ladder

MidRange PFG Marker

pBR322 DNA-BstNI Digest

pBR322 DNA-MspI Digest

PCR Marker

Quick-Load® 1 kb DNA Ladder

Quick-Load® 1 kb Extend DNA Ladder

Quick-Load® 1 kb Plus DNA Ladder

Quick-Load® 100 bp DNA Ladder

Quick-Load® Purple 1 kb DNA Ladder

Quick-Load® Purple 1 kb Plus DNA Ladder

Quick-Load® Purple 100 bp DNA Ladder

Quick-Load® Purple 50 bp DNA Ladder

Quick-Load® Purple Low Molecular Weight DNA Ladder

Supercoiled DNA Ladder

TriDye™ 1 kb DNA Ladder

TriDye™ 1 kb Plus DNA Ladder

TriDye™ 100 bp DNA Ladder

TriDye™ Ultra Low Range DNA Ladder

λ DNA-BstEII Digest

λ DNA-HindIII Digest

λ DNA-Mono Cut Mix

ΦX174 DNA-HaeIII Digest

Protein Standards

Blue Prestained Protein Standard, Broad Range (11-250 kDa)

Blue Protein Loading Dye

Color Prestained Protein Standard, Broad Range (10-250 kDa)

Unstained Protein Standard, Broad Range (10-200 kDa)

Quick-Load Purple DNA Ladders

Gel Loading Dye, Purple (6X)

Gel Loading Dye, Purple (6X), no SDS

Quick-Load® Purple 1 kb DNA Ladder

Quick-Load® Purple 1 kb Plus DNA Ladder

Quick-Load® Purple 100 bp DNA Ladder

Quick-Load® Purple 50 bp DNA Ladder

Quick-Load® Purple Low Molecular Weight DNA Ladder

RNA Markers & Ladders

dsRNA Ladder

Low Range ssRNA Ladder

microRNA Marker

RNA Loading Dye, (2X)

ssRNA Ladder

Gel Loading Buffers

Blue Protein Loading Dye

Gel Loading Dye, Blue (6X)

Gel Loading Dye, Orange (6X)

Gel Loading Dye, Purple (6X)

Gel Loading Dye, Purple (6X), no SDS

RNA Loading Dye, (2X)

DNA Markers & Ladders

1 kb DNA Ladder

1 kb Plus DNA Ladder

1 kb Plus DNA Ladder for Safe Stains

100 bp DNA Ladder

50 bp DNA Ladder

Fast DNA Ladder

Lambda PFG Ladder

Low Molecular Weight DNA Ladder

MidRange PFG Marker

pBR322 DNA-BstNI Digest

pBR322 DNA-MspI Digest

PCR Marker

Quick-Load® 1 kb DNA Ladder

Quick-Load® 1 kb Extend DNA Ladder

Quick-Load® 1 kb Plus DNA Ladder

Quick-Load® 100 bp DNA Ladder

Quick-Load® Purple 1 kb DNA Ladder

Quick-Load® Purple 1 kb Plus DNA Ladder

Quick-Load® Purple 100 bp DNA Ladder

Quick-Load® Purple 50 bp DNA Ladder

Quick-Load® Purple Low Molecular Weight DNA Ladder

Supercoiled DNA Ladder

TriDye™ 1 kb DNA Ladder

TriDye™ 1 kb Plus DNA Ladder

TriDye™ 100 bp DNA Ladder

TriDye™ Ultra Low Range DNA Ladder

λ DNA-BstEII Digest

λ DNA-HindIII Digest

λ DNA-Mono Cut Mix

ΦX174 DNA-HaeIII Digest

Protein Standards

Blue Prestained Protein Standard, Broad Range (11-250 kDa)

Blue Protein Loading Dye

Color Prestained Protein Standard, Broad Range (10-250 kDa)

Unstained Protein Standard, Broad Range (10-200 kDa)

Quick-Load Purple DNA Ladders

Gel Loading Dye, Purple (6X)

Gel Loading Dye, Purple (6X), no SDS

Quick-Load® Purple 1 kb DNA Ladder

Quick-Load® Purple 1 kb Plus DNA Ladder

Quick-Load® Purple 100 bp DNA Ladder

Quick-Load® Purple 50 bp DNA Ladder

Quick-Load® Purple Low Molecular Weight DNA Ladder

RNA Markers & Ladders

dsRNA Ladder

Low Range ssRNA Ladder

microRNA Marker

RNA Loading Dye, (2X)

ssRNA Ladder

Gel Loading Buffers

Blue Protein Loading Dye

Gel Loading Dye, Blue (6X)

Gel Loading Dye, Orange (6X)

Gel Loading Dye, Purple (6X)

Gel Loading Dye, Purple (6X), no SDS

RNA Loading Dye, (2X)