Nucleic Acid Molecular Weight Markers

Nucleic Acid Molecular Weight Markers

Nucleic acid molecular weight markers contain nucleic acids of several pre-defined molecular weights for use as size standards in gel electrophoresis. Products include DNA and RNA ladders and fragments available with or without loading buffers, tracking dyes, and other solutions.
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E-Gel™ Sample Loading Buffer, 1X Invitrogen™

E-Gel Sample Loading Buffer is supplied as a ready-to-use 1X solution, and is formulated specifically for maximum performance on E-Gel EX gels as well as other E-Gel precast gels.

TrackIt™ 1 Kb Plus DNA Ladder Invitrogen™

Invitrogen TrackIt 1 Kb Plus DNA Ladder is ready to use and designed for sizing and approximate quantification of double-stranded DNA in the range of 100 bp to 15,000 bp. 1 Kb Plus DNA Ladder consists of 18 individual chromatography-purified DNA fragments and has a reference band at 1,500 bp for...

E-Gel™ Sizing DNA Ladder Invitrogen™

Invitrogen E-Gel Sizing DNA Ladder is designed for sizing and approximate quantification of double-stranded DNA in the range of 50 to 1,500 bp. E-Gel Sizing DNA Ladder consists of 19 individual chromatography-purified DNA fragments with reference bands at 1000, 500, and 200 bp for easy orientation.

High DNA Mass Ladder Invitrogen™

Invitrogen High DNA Mass Ladder is designed for sizing and approximate quantification of double-stranded DNA in the range of 1,000 bp to 10,000 bp. High DNA Mass Ladder consists of six individual chromatography-purified DNA fragments. High DNA Mass Ladder is ideal for separation on 0.

Ultra Low Range DNA Ladder Invitrogen™

Invitrogen Ultra Low Range DNA Ladder is designed for sizing and approximate quantification of double-stranded DNA in the range of 10 bp to 300 bp. Ultra Low Range DNA Ladder consists of nine individual chromatography-purified DNA fragments with a reference band at 100 bp for easy orientation.

BlueJuice™ Gel Loading Buffer (10X) Invitrogen™

BlueJuice Gel Loading Buffer (10X) is designed for easy loading and tracking of DNA samples in agarose or native polyacrylamide gels. Visualization of DNA bands will not be obscured by the tracking dyes because they run outside the limits of most DNA samples.

DNA Molecular Weight Marker, 1Kb Ladder, (500-10,000 bp) Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

100 bp DNA Ladder Invitrogen™

Invitrogen 100 bp DNA Ladder is designed for sizing and approximate quantification of double-stranded DNA in the range of 100 bp to 2,000 bp. 100 bp DNA Ladder consists of 13 individual chromatography-purified DNA fragments and has reference bands at 2000, 1500, and 600 bp for easy orientation.

Low DNA Mass Ladder Invitrogen™

Invitrogen Low DNA Mass Ladder is designed for sizing and approximate quantification of double-stranded DNA in the range of 100 bp to 2,000 bp. Low DNA Mass Ladder consist of six individual chromatography-purified DNA fragments. Low DNA Mass Ladder is ideal for separation on 1–2% agarose gels.

Millennium™ RNA Markers-Formamide Invitrogen™

The Ambion® Millennium™ Markers-Formamide are designed to provide accurate size determination of single-stranded RNA transcripts from 0.5 to 9 kb and can be used in any Northern protocol. Sufficient markers are provided for 25 Northern gel lanes.

RediLoad™ Loading Buffer Invitrogen™

RediLoad™ is a loading buffer designed for easy loading and tracking of PCR products run in agarose gels. It is added directly to the PCR reaction mixture prior to amplification. RediLoad™ features a reagent that increases density for easy loading, and a red tracking dye that migrates at...

E-Gel™ 96 High Range DNA Marker Invitrogen™

Invitrogen E-Gel 96 High Range DNA Ladder is designed for sizing and approximate quantification of double-stranded DNA in the range of 400 bp to 10,000 bp. E-Gel 96 High Range DNA Ladder consists of five individual chromatography-purified DNA fragments.

NoLimits 75 bp DNA Fragment Thermo Scientific™

Thermo Scientific NoLimits is a collection of 36 highly-purified individual DNA fragments ranging from 10 to 20,000 bp. Unlike other vendors, where custom standards are produced by PCR, Thermo Scientific NoLimits DNA fragments are produced using specifically designed plasmids purified by patented...

NoLimits 900 bp DNA Fragment Thermo Scientific™

Thermo Scientific NoLimits is a collection of 36 highly-purified individual DNA fragments ranging from 10 to 20,000 bp. Unlike other vendors, where custom standards are produced by PCR, Thermo Scientific NoLimits DNA fragments are produced using specifically designed plasmids purified by patented...

NoLimits 1200 bp DNA Fragment Thermo Scientific™

Thermo Scientific NoLimits is a collection of 36 highly-purified individual DNA fragments ranging from 10 to 20,000 bp. Unlike other vendors, where custom standards are produced by PCR, Thermo Scientific NoLimits DNA fragments are produced using specifically designed plasmids purified by patented...
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