O'RangeRuler DNA Ladders, ready-to-use
Ladders can now be stored at room temperature for up to 24 months! During transition period you may receive packing indicating 6-month RT stability.
O'RangeRuler DNA Ladders, ready-to-use
Thermo Scientific™

O'RangeRuler DNA Ladders, ready-to-use

Green features
Thermo Scientific O'RangeRuler DNA Ladders is a step ladder designed for precise sizing of DNA fragments in agarose or non-denaturing polyacrylamide gels.
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Catalog NumberSize Range
SM1303Promo Image10 to 100 bp
SM1313Promo Image10 to 100 bp
SM1323Promo Image10 to 100 bp
SM0613Promo Image50 to 1000 bp
SM0623Promo Image100 to 500 bp
SM0653Promo Image100 to 6000 bp
SM0633Promo Image200 to 3000 bp
SM0643Promo Image500 to 6000 bp
Catalog number SM1303
Price (USD)
177.00
50 µg
Add to cart
Size Range:
10 to 100 bp
Recurring order eligible. Learn more »
Request bulk or custom format
Price (USD)
177.00
50 µg
Add to cart
Ask our AI about this Product

Thermo Scientific O'RangeRuler DNA Ladders are designed for precise sizing of PCR products and other double-stranded DNA fragments in agarose or non-denaturing polyacrylamide gels.

O'RangeRuler series is characterized by its 'step ladder' design. The chromatography-purified DNA fragments are precisely separated by a consistent increment (e.g., 5 bp, 10 bp, 20 bp, 50 bp, 100 bp, 200 bp, or 500 bp). The design enables accurate and precise sizing of DNA fragments. Not recommended for DNA quantification.

All O'RangeRuler DNA Ladders are supplied with 6X Orange DNA Loading Dye for sample DNA. Orange G dye can be used to monitor DNA migration in agarose or polyacrylamide gels and migrates at 50 bp in a 1% agarose gel.

Highlights

  • Step ladders available in a wide range of increments from 5-to-500 bp
  • Evenly spaced reference bands
  • Sharp bands, easy-to-remember fragment sizes
  • Ready-to-use—premixed with 6X Orange Loading Dye for direct loading
  • Stable at room temperature for up to 24 months

Sustainability features

Ready-to-use O'RangeRuler DNA ladders can be stored at room temperature for up to 24 months. The ladder is shipped at ambient temperature, using optimized right-sized packaging and 100% recyclable packaging reducing waste.

For Research Use Only. Not for use in diagnostic procedures.
Specifications
Concentration6X
Gel CompatibilityAgarose Gels
Green FeaturesSustainable packaging
Product LineO'GeneRuler, O’RangeRuler
Product TypeDNA Ladder
Quantity50 μg
Ready to LoadYes
Shelf Life24 months when stored at room temperature.
Gel TypeAgarose
Label or DyeXylene Cyanol FF, Orange G
Size Range10 to 100 bp
Unit Size50 µg
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Certificates

Lot #Certificate TypeDateCatalog Number(s)
3269984Certificate of AnalysisJun 27, 2025SM1313
3269554Certificate of AnalysisJun 26, 2025SM0623
3269512Certificate of AnalysisJun 26, 2025SM1303
3263963Certificate of AnalysisJun 18, 2025SM0633
3255820Certificate of AnalysisJun 06, 2025SM1313
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Safety Data Sheets

Frequently asked questions (FAQs)

The GelRed or GelGreen nucleic acid dyes can be used with our DNA Ladders. Nucleic acid binding dyes can affect DNA migration during electrophoresis, therefore we highly recommend post-staining of gels. Please follow the gel staining protocol provided by the manufacturer of nucleic acid gel dyes.

For fast sizing and quantification of double-stranded DNA, we recommend using FastRuler DNA Ladders. These ladders are easily resolved in a short separation distance after an 8-14 min run.

Each of Thermo Scientific DNA and RNA ladders has a recommended voltage given in V/cm. Please refer to the gel picture in the product information sheet. V/cm stands for the amount of voltage recommended per cm of the distance between the two electrodes of the gel box (not gel length).

Thermo Scientific DNA and RNA ladders have 5′-phosphate and 3′-hydroxyl groups.

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