Optimize Your Electrophoresis Performance
Explore Our New Promotion on Electrophoresis Products
From gels to complete systems, save up to 60% on products that meet the requirements of your most demanding electrophoresis applications.
Enter promotion code 28015 Code copied. Click to copy promotion code to clipboard. and take advantage of this limited-time offer before 31 March 2026.*
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Thermo Scientific™ Spectra™ Multicolor Broad Range Protein Ladder
Thermo Scientific™ Spectra Multicolor Broad Range Protein Ladder is a 4-color protein standard containing 10 prestained proteins (10 to 260 kDa) for use as size standards in gel electrophoresis and Western blotting.
| Shipping Condition | Approved for shipment on Wet or Dry Ice |
|---|---|
| Number of Markers | 10 |
| Product Type | Protein Ladder |
| Molecular Weight (g/mol) | 260, 140, 100, 70, 50, 40, 35, 25, 15, 10 kDa |
| Ready to Load | Yes |
| Stain Type | Blue, Orange, Green, Pink |
| Size Range | 10 to 260 kDa |
| Gel Compatibility | Bolt™ Bis-Tris Plus Gels, Novex™ Tricine Gels, Novex™ Tris-Glycine Gels, NuPAGE™ Bis-Tris Gels, NuPAGE™ Tris-Acetate Gels, SDS-PAGE Gels |
| Product Line | Spectra |
| Detection Method | Colorimetric, NIR Fluorescence (700 nm), RGB Fluorescence (555 nm) |
Invitrogen™ 1 Kb Plus DNA Ladder
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Powerful tool for estimating molecular weight of linear, double-stranded DNA fragments
| Shipping Condition | Approved for shipment at Room Temperature or on Dry Ice |
|---|---|
| Gel Type | Agarose |
| Sample Loading Volume | 1 mL |
| Product Type | DNA Ladder |
| Technology | Individual chromatography-purified DNA fragments |
| Ready to Load | No |
| Volume (Metric) | 500 μL |
| Concentration | 0.5 μg/μL |
| Size Range | 100 to 15000 bp |
| Gel Compatibility | Agarose gel |
Agarose (Low-EEO/Multi-Purpose/Molecular Biology Grade), Fisher BioReagents™
CAS: 9012-36-6 Molecular Formula: C12H18O9
| CAS | 9012-36-6 |
|---|---|
| Molecular Formula | C12H18O9 |
Agarose (Broad Separation Range for DNA/RNA/Genetic Analysis Grade), Fisher BioReagents™
CAS: 9012-36-6 Molecular Formula: C12H18O9
| CAS | 9012-36-6 |
|---|---|
| Molecular Formula | C12H18O9 |
Thermo Scientific™ Matrix™ SepraSeal and DuraSeal Capping Systems
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
Learn More About the Greener Choice Program
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Accommodate a range of application and storage requirements. These flexible capping options allow automated piercing, visual identification and sterility preference.
| Product Type | Croygenic Tube Closure |
|---|
Corning™ Costar™ Spin-X™ Centrifuge Tube Filters, CA Membrane
Consisting of a membrane-containing filter unit within a polypropylene centrifuge tube. Corning™ Costar™ Spin-X™Centrifuge Tube Filters effectively filters small sample volumes by centrifugation for bacteria removal, particle removal, HPLC sample preparation, removal of cells from media and purification of DNA from agarose and polyacrylamide gels.
| Type | Spin-X |
|---|---|
| Material (Membrane) | Cellulose Acetate |
| Volume (Metric) | 0.5 mL |
Thermo Scientific™ GeneRuler Ready-to-Use DNA Ladders
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
Learn More About the Greener Choice Program
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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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.
| Gel Type | Agarose |
|---|---|
| Ready to Load | Yes |
| Concentration | 6X |
| Gel Compatibility | Agarose Gels |
| Product Line | GeneRuler |
Thermo Scientific™ GelCode™ Blue Safe Protein Stain
GelCode Blue Safe Protein Stain is a fast and sensitive coomassie-dye reagent that provides one-step ultrasensitive detection of proteins in polyacrylamide gels and membranes.
| Content And Storage | Store at room temperature. |
|---|---|
| Target Molecule | Protein |
| Product Type | Safe Protein Stain |
| Label or Dye | Coomassie |
| Color | Blue |
| Detection Location | In-Blot Detection, In-Gel Detection |
| Product Line | GelCode |
| Detection Method | Colorimetric |
Invitrogen™ NuPAGE™ Bis-Tris Mini Protein Gels, 10%, 1.0–1.5 mm
Invitrogen NuPAGE Bis-Tris protein gels are precast polyacrylamide gels that provide broad molecular weight protein separation with high resolution and sample integrity. These precast gels are ideal for applications where protein integrity is crucial.
| Shipping Condition | Room Temperature |
|---|---|
| Separation Range | 3.5 to 260 kDa |
| Length (Metric) | 8 cm |
| Storage Requirements | Store at 4–25°C. Do not freeze. |
| Width (Metric) | 8 cm |
| Gel Size | Mini |
| Gel Percentage | 10% |
| Mode of Separation | Molecular Weight |
| Gel Type | Bis-Tris |
| For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
| Separation Type | Denaturing |
| Shelf Life | 12 Months |
| Product Line | NuPAGE |
Thermo Scientific™ Pierce™ Protein Concentrators PES, 30K MWCO
Thermo Scientific Pierce Protein Concentrators PES are easy-to-use centrifugal devices that provide fast processing and excellent recovery of proteins over 30 KDa, in sample volumes from 0.5 to 100 mL.
| Shipping Condition | Room Temperature |
|---|---|
| Disposable | Single-use |
| MWCO | 30 kDa |
| Material (Membrane) | PES |
| Purification Target | Protein |
| Product Line | Pierce |
Applied Biosystems™ SeqStudio™ Cartridge v2
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
Learn More About the Greener Choice Program
This product offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
Learn More About the Greener Choice Program
SeqStudio™ Cartridge v2 is an all-in-one, easy-to-use reagent cartridge that includes capillaries, universal polymer, buffer, and pump required to run on the SeqStudio Genetic Analyzer System. The universal polymer allows for flexibility to perform Sanger sequencing and fragment analysis on the same instrument, with the same cartridge.
Thermo Scientific™ RiboRuler High Range RNA Ladder
Perform RNA sizing and quantification on native or denaturing gels with this mixture of 8 chromatography purified single-stranded RNA transcripts (200 to 6000 bp long).
Thermo Scientific™ PageRuler™ Unstained Protein Ladder
Unstained mixture of 14 recombinant, highly purified proteins (10kDa to 200kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and western blotting.
| Number of Markers | 14 |
|---|---|
| Product Type | Protein Ladder |
| Molecular Weight (g/mol) | 200, 150, 120, 100, 85, 70, 60, 50, 40, 30, 25, 20, 15, 10 kDa |
| Ready to Load | Yes |
| Stain Type | Unstained |
| Size Range | 10 to 200 kDa |
| Product Line | PageRuler |
Invitrogen™ Gel Loading Buffer II (Denaturing PAGE)
A 1–2X solution of 95% Formamide, 18 mM EDTA, and 0.025% SDS, Xylene Cyanol, and Bromophenol Blue.
| Shipping Condition | Room Temperature |
|---|---|
| Content And Storage | Store at –20°C. |
| Format | Bottle |
| Form | Liquid |
| Gel Compatibility | Denaturing Polyacrylamide Gels |
| Product Line | Ambion |
Terms and Conditions
*This promotion is open to customers in Austria, Belgium, Denmark, Finland, France, Germany, Ireland, Italy, Norway, Portugal, Spain, Sweden, Switzerland, The Netherlands, and the United Kingdom only (excluding Northern Ireland). Offer is only valid for qualifying orders received by Thermo Fisher Scientific between 02.02.2026 and 31.03.2026 23:59 CEST or until promo supplies are depleted, whichever comes first. To be eligible to receive the discount, customers must include the promotional code specified above (28015). It must be presented at the time of order to get the discount. The promotional code can be used more than once. For a list of qualifying products, refer to this page. Offer limited to qualifying products only. This promotion cannot be combined with other discounts or promotions.