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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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.
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.
Perform small RNA sizing and quantification on gels with this ready-to-use RNA Ladder composed of 7 chromatography purified single-stranded RNA transcripts.
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.