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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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106 – 120 of 538 results
106
Promotions Available

Thermo Scientific™ GeneRuler DNA Ladder Mix
GREENER_CHOICE

Thermo Scientific™ Fermentas GeneRuler DNA Ladder Mix is recommended for sizing and approximate quantification of a wide range of double-stranded DNA on agarose gels.

107

Lonza™ FlashGel™ System DNA Markers

Provide accurate size estimation of DNA fragments. FlashGel™ System DNA Markerswere designed to optimize performance of the FlashGel™ system and come ready-to-use.

Product Type DNA Molecular Weight Marker
Form Liquid
Quantity 500 μL
Storage Requirements 4°C
108

Promega 100bp DNA Step Ladder Molecular Weight Marker for Electrophoresis

Forty blunt-ended DNA fragments ranging from 100bp to 4,000bp in 100bp increments.

109

Lonza™ SimplyLoad™ DNA Ladders

Ready-to-load markers contain loading buffer to save time and pipetting steps

Product Type DNA Molecular Weight Marker
Form Liquid
Formulation 50% GC content
Quantity 500 μL
Storage Requirements 2° to 8°C
Shelf Life 6 Months
For Use With (Application) Gel electrophoresis
110

Lonza™ DNA Markers

For rapid size estimation of PCR products and restriction fragments

Product Type DNA Molecular Weight Marker
Storage Requirements 4°C
111

Lonza™ DNA QuantLadders

Provide convenient, visual quantitation of DNA within ±1% accuracy

Buffer TE
Form Liquid
Formulation Includes a vial of 6X sample loading buffer 1mL total volume 15% w/v Ficoll™ 400, 0.06% w/v Bromophenol Blue, 0.06% w/v Xylene Cyanol FF 30mM EDTA
Quantity 125 μL
Storage Requirements 2° to 8°C
No. of Bands 5
Concentration 100 μg/mL
For Use With (Application) Quantitation of DNA within ±1% accuracy
112

Lonza™ FlashGel™ System RNA Marker

Consists of RNA transcripts 0.5 to 9kbp

113

Lonza™ RNA Markers

For size determination of RNA fragments

114

Lonza™ DNA Ladders

Each band has 50% GC content for precise sizing and sharp resolution

Product Type DNA Molecular Weight Marker
Form Liquid
Formulation Supplied at various concentrations in TE Buffer and each includes a vial of 6X Sample Loading Buffer 1mL total volume 15% w/v Ficoll 400, 0.06% w/v Bromophenol Blue, 0.06% w/v Xylene cyanol FF, 30mM EDTA
Storage Requirements 2° to 8°C
For Use With (Application) Size determination of DNA samples
115

Lonza™ FlashGel™ System DNA QuantLadder

Enables accurate estimation of size and quantity of DNA fragments

116

Promega Lambda DNA

Generates molecular weight size markers used in gel analysis of nucleic acids; nucleotide sequence has been determined.

ENCOMPASS
117

Promega φX174 DNA/HinfI Markers Conventional DNA Digest Marker

This conventional DNA digest marker is generated by ΦX174 DNA digested to completion with HinfI to create 20 ethanol-precipitated DNA fragments ranging in size from 24bp to 726bp.

ENCOMPASS
118

Promega pGEM™ Conventional DNA Digest Marker

Fifteen phenol-extracted, ethanol-precipitated DNA fragments ranging in size from 36bp to 2,645bp. These markers are generated from separate digests of pGEM(R)-3 Vector DNA with HinfI, RsaI and AvaII and then combined.

ENCOMPASS
119

Promega ΦX174, RF DNA

phiX174 replicative form (RF) is a double-stranded circular DNA molecule of 5,386 bases. Used in assays of restriction enzymes for the presence of nickase activity.

ENCOMPASS
120

Promega RNA Markers

RNA Markers consist of a ladder of 9 RNA transcripts synthesized in vitro from specific templates. Sizes: 281, 623, 955, 1,383, 1,908, 2,604, 3,638, 4,981 and 6,583 bases.

ENCOMPASS