Promega Corporation

DNA Step Ladders

The DNA Step Ladders are ladders of defined sizes with exact incremental steps between bands. The ladders are not intended for use in quantitative analysis. Each ladder is provided with a tube of 6X Blue/Orange Loading Dye. The fragments may be stained with ethidium bromide.

10bp DNA Step Ladder: Ten blunt-ended DNA fragments ranging from 10bp to 100bp in exactly 10bp increments. All of the bands are of approximately equal intensity with the exception of the 10bp band, which may appear slightly less intense.

25bp DNA Step Ladder: Twelve DNA fragments ranging from 25bp to 300bp in 25bp increments. An 1,800bp "backb...

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  • Prices valid for China customers only
Product Size Conc. Catalog # *List Price Order QTY Add to Cart

10bp DNA Step Ladder

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10bp DNA Step Ladder

 Components

  • Blue/Orange 6X Loading Dye

    G190A1 x 1ml
  • 10bp DNA Step Ladder

    G447A1 x 50μl
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  • This product can be added to a

  • Helix Freezer

This product is available through the Promega Helix onsite stocking program in a –20°C Helix Freezer. The program offers numerous convenient solutions to meet your lab's needs. Helix Freezers are available in two sizes: 5.7 cubic ft. or 9.7 cubic ft.


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32.5μg
(50 lanes)
0.65μg/μl G4471 ¥ 922.00 Add to cart

25bp DNA Step Ladder

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25bp DNA Step Ladder

 Components

  • Blue/Orange 6X Loading Dye

    G190A1 x 1ml
  • 25bp DNA Step Ladder

    G451A1 x 100μg
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  • This product can be added to a

  • Helix Freezer

This product is available through the Promega Helix onsite stocking program in a –20°C Helix Freezer. The program offers numerous convenient solutions to meet your lab's needs. Helix Freezers are available in two sizes: 5.7 cubic ft. or 9.7 cubic ft.


Click here to learn more about the Helix Collection »


Already a Helix Customer?

Request to add this product to your Helix »


100μg
(55 lanes)
0.36μg/μl G4511 ¥ 922.00 Add to cart

50bp DNA Step Ladder

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50bp DNA Step Ladder

 Components

  • Blue/Orange 6X Loading Dye

    G190A1 x 1ml
  • 50bp DNA Step Ladder

    G452A1 x 90μg
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  • This product can be added to a

  • Helix Freezer

This product is available through the Promega Helix onsite stocking program in a –20°C Helix Freezer. The program offers numerous convenient solutions to meet your lab's needs. Helix Freezers are available in two sizes: 5.7 cubic ft. or 9.7 cubic ft.


Click here to learn more about the Helix Collection »


Already a Helix Customer?

Request to add this product to your Helix »


90μg
(52 lanes)
0.34μg/μl G4521 ¥ 1,061.00 Add to cart

100bp DNA Step Ladder

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100bp DNA Step Ladder

 Components

  • Blue/Orange 6X Loading Dye

    G190A1 x 1ml
  • 100bp DNA Step Ladder

    G695A1 x 100μg
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  • This product can be added to a

  • Helix Freezer

This product is available through the Promega Helix onsite stocking program in a –20°C Helix Freezer. The program offers numerous convenient solutions to meet your lab's needs. Helix Freezers are available in two sizes: 5.7 cubic ft. or 9.7 cubic ft.


Click here to learn more about the Helix Collection »


Already a Helix Customer?

Request to add this product to your Helix »


100μg
(100 lanes)
1μg/μl G6951 ¥ 1,337.00 Add to cart

200bp DNA Step Ladder

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200bp DNA Step Ladder

 Components

  • Blue/Orange 6X Loading Dye

    G190A1 x 1ml
  • 200bp DNA Step Ladder

    G696A1 x 100μg
Close Window
  • This product can be added to a

  • Helix Freezer

This product is available through the Promega Helix onsite stocking program in a –20°C Helix Freezer. The program offers numerous convenient solutions to meet your lab's needs. Helix Freezers are available in two sizes: 5.7 cubic ft. or 9.7 cubic ft.


Click here to learn more about the Helix Collection »


Already a Helix Customer?

Request to add this product to your Helix »


100μg
(100 lanes)
1μg/μl G6961 ¥ 1,010.00 Add to cart

1kb DNA Step Ladder

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1kb DNA Step Ladder

 Components

  • Blue/Orange 6X Loading Dye

    G190A1 x 1ml
  • 1kb DNA Step Ladder

    G694A1 x 90μg
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  • This product can be added to a

  • Helix Freezer

This product is available through the Promega Helix onsite stocking program in a –20°C Helix Freezer. The program offers numerous convenient solutions to meet your lab's needs. Helix Freezers are available in two sizes: 5.7 cubic ft. or 9.7 cubic ft.


Click here to learn more about the Helix Collection »


Already a Helix Customer?

Request to add this product to your Helix »


90μg
(300 lanes)
0.3μg/μl G6941 ¥ 844.00 Add to cart


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Storage Buffer

Cat.# G4471, G4511, G6951, G6961, G6941: 10mM Tris-HCl (pH 7.4), 1mM EDTA. Cat.# G4521: 10mM Tris-HCl (pH 7.5), 1mM EDTA.

Storage Conditions

Store at –20°C.

For product intended use please see Patents & Disclaimers tab.

10bp DNA Step Ladder.Figure 1. 10bp DNA Step Ladder. Load 1µl/lane.
25bp DNA Step Ladder.Figure 2. 25bp DNA Step Ladder. Load 5µl/lane.
50bp DNA Step Ladder.Figure 3. 50bp DNA Step Ladder. Load 5µl/lane.
100bp DNA Step Ladder.Figure 4. 100bp DNA Step Ladder. Load 1µl/lane.
200bp DNA Step Ladder.Figure 5. 200bp DNA Step Ladder. Load 1µl/lane.
1kb DNA Step Ladder.Figure 6. 1kb DNA Step Ladder. Load 1µl/lane.

Use Restrictions

G4471, G4511, G4521, G6951, G6961, G6941 For Laboratory Use. Outside of the United States, this product is intended for research use only unless otherwise stated.

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