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Nucleic Acid Molecular Weight Markers

Individual or ladder series of specific length molecular weight markers for use as approximate sizing standards in nucleic acid electrophoresis; available preformulated in loading buffer, prestained, unstained, and customized.
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Promotions Available

Thermo Scientific™ GeneRuler 1 kb Plus DNA Ladder
GREENER_CHOICE

Perform sizing and approximate quantification of a wide range of double-stranded DNA on agarose gels.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load No
Label or Dye Xylene Cyanol FF, Bromophenol Blue, Orange G
Concentration 6X
Size Range 75 to 20000 bp
Gel Compatibility Agarose Gels
Product Line GeneRuler
2
Promotions Available

Thermo Scientific™ O'RangeRuler DNA Ladders, ready-to-use
GREENER_CHOICE

Thermo Scientific O'RangeRuler DNA Ladders is a step ladder designed for precise sizing of DNA fragments in agarose or non-denaturing polyacrylamide gels.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load Yes
Label or Dye Xylene Cyanol FF, Orange G
Shelf Life 24 months when stored at room temperature.
Concentration 6X
Gel Compatibility Agarose Gels
Product Line O'GeneRuler, O’RangeRuler
3
Promotions Available

Thermo Scientific™ GeneRuler Ready-to-Use DNA Ladders
GREENER_CHOICE

Thermo Scientific GeneRuler DNA Ladders offer a wide selection of size standard made with individual chromatography-purified fragments in the range of 10 bp to 48.5 kb.

EDGE
Gel Type Agarose
Ready to Load Yes
Concentration 6X
Gel Compatibility Agarose Gels
Product Line GeneRuler
4
Promotions Available

Thermo Scientific™ GeneRuler 100 bp Plus DNA Ladder
GREENER_CHOICE

Perform sizing and approximate quantification of a wide range of double-stranded DNA on agarose or polyacrylamide gels.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load No
Label or Dye Xylene Cyanol FF, Bromophenol Blue, Orange G
Concentration 6X
Size Range 100 to 3000 bp
Gel Compatibility Agarose Gels
Product Line GeneRuler
5
Promotions Available

Thermo Scientific™ GeneRuler 100 bp DNA Ladder
GREENER_CHOICE

Perform sizing and approximate quantification of a wide range of double-stranded DNA on agarose or polyacrylamide gels.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load No
Label or Dye Xylene Cyanol FF, Bromophenol Blue, Orange G
Concentration 6X
Size Range 100 to 1000 bp
Gel Compatibility Agarose Gels
Product Line GeneRuler
6
Promotions Available

Thermo Scientific™ GeneRuler 50 bp DNA Ladder
GREENER_CHOICE

Perform sizing and approximate quantification of a wide range of double-stranded DNA on agarose gels with this mixture of chromatography-purified individual DNA fragments.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load No
Label or Dye Xylene Cyanol FF, Bromophenol Blue, Orange G
Concentration 6X
Size Range 50 to 1000 bp
Gel Compatibility Agarose Gels
Product Line GeneRuler
7
Promotions Available

Thermo Scientific™ MassRuler DNA Ladders, ready-to-use
GREENER_CHOICE

Thermo Scientific MassRuler DNA Ladders are designed for quantification and sizing of DNA fragments by agarose gel electrophoresis.

EDGE
Gel Type Agarose
Ready to Load Yes
Label or Dye Bromophenol Blue
Quantity 2 x 500 μL
Concentration 6X
Gel Compatibility Agarose Gels
Product Line MassRuler
8
Promotions Available

Thermo Scientific™ GeneRuler Low Range DNA Ladder
GREENER_CHOICE

Perform fast sizing and approximate quantification of low molecular weight double-stranded DNA on agarose gels.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load No
Label or Dye Xylene Cyanol FF, Bromophenol Blue, Orange G
Concentration 6X
Size Range 25 to 700 bp
Gel Compatibility Agarose Gels
Product Line GeneRuler
9
Promotions Available

Thermo Scientific™ GeneRuler Ultra Low Range DNA Ladder
GREENER_CHOICE

Perform sizing and approximate quantification of small dsDNA fragments on agarose or polyacrylamide gels. Ideal for siRNA analysis.

EDGE
Gel Type Agarose
Product Type DNA Ladder
Ready to Load No
Label or Dye Xylene Cyanol FF, Bromophenol Blue, Orange G
Concentration 6X
Size Range 10 to 300 bp
Gel Compatibility Agarose Gels
Product Line GeneRuler
10
Promotions Available

Invitrogen™ E-Gel™ Sizing DNA Ladder
GREENER_CHOICE

Ready-to use DNA Ladder for use with routine throughput precast E-Gel™ agarose gels.

EDGE
11
Promotions Available

Invitrogen™ E-Gel™ 50 bp DNA Ladder
GREENER_CHOICE

Formulated specifically for maximum performance on E-Gel EX gels as well as other E-Gel precast gels

EDGE
12
Promotions Available

Thermo Scientific™ NoLimits 400 bp DNA Fragment
GREENER_CHOICE

Optimize applications where a custom DNA size standard is required with NoLimits, a collection of 36 chromatography-purified individual DNA fragments ranging from 10 -20,000bp.

EDGE
13
Promotions Available

Invitrogen™ TrackIt™ 100 bp DNA Ladder
GREENER_CHOICE

Invitrogen TrackIt 100 bp DNA Ladder is ready to use and designed for sizing and approximate quantification of double-stranded DNA in the range of 100 bp to 2,000 bp.

EDGE
14
Promotions Available

Thermo Scientific™ NoLimits 200 bp DNA Fragment
GREENER_CHOICE

Optimize applications where a custom DNA size standard is required with NoLimits, a collection of 36 chromatography-purified individual DNA fragments ranging from 10 -20,000bp.

EDGE
15
Promotions Available

Thermo Scientific™ Lambda DNA/EcoRI plus HindIII Marker, ready-to-use
GREENER_CHOICE

Perform sizing and approximate quantification of large double-stranded DNA fragments in agarose gels. Premixed with Loading Dye for direct loading onto gel.

EDGE