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Invitrogen™ NuPAGE™ LDS Sample Buffer (4X)
Used to prepare protein samples for denaturing gel electrophoresis with NuPAGE™ Novex™ gels. Invitrogen™ Novex™ NuPAGE™ LDS Sample Buffer (4X) contains lithium dodecyl sulfate, pH 8.4, which allows for maximum activity of the reducing agent.


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Shipping Condition | Approved for shipment at Room Temperature or on Wet Ice |
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Buffer | Sample Loading Buffers |
Content And Storage | Sample Buffer (4X) containing lithium dodecyl sulfate (LDS) at pH 8.5 with SERVA Blue G250 and phenol red. Store at 4°C to 25°C. |
Gel Type | NuPAGE |
Product Type | LDS Sample Buffer |
Gel Compatibility | NuPAGE™ Gels |
Product Line | NuPAGE™ |
Invitrogen™ NuPAGE™ Bis-Tris Mini Protein Gels, 4–12%, 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.


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Room Temperature |
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Gel Percentage | 4 to 12% |
Mode of Separation | Molecular Weight |
Separation Range | 3.5 to 260 kDa |
Gel Type | Bis-Tris |
Length (Metric) | 8 cm |
For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
Separation Type | Denaturing |
Storage Requirements | Store at 4–25°C. Do not freeze. |
Shelf Life | 12 Months |
Width (Metric) | 8 cm |
Gel Size | Mini |
Invitrogen™ NuPAGE™ Antioxidant
Proprietary reagent that maintains proteins in a reduced state during protein gel electrophoresis


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Invitrogen™ NuPAGE™ Sample Reducing Agent (10X)
Ready-to-use reagent to reduce protein samples for protein gel electrophoresis


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Wet Ice |
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Content And Storage | NuPAGE™ Sample Reducing Agent (500 mM dithiothreitol) should be stored at 4°C. Guaranteed stable for 6 months unless otherwise specified in the product literature. |
Product Type | Sample Reducing Agent |
Shelf Life | 6 Months |
Concentration | 500 mM |
Product Line | NuPAGE™ |
Invitrogen™ NuPAGE™ Transfer Buffer (20X)
Use to transfer proteins from NuPAGE Novex gels to membranes for Western blotting


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Room Temperature |
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Buffer | Transfer Buffers |
Content And Storage | Store at room temperature. Guaranteed stable for 6 months unless otherwise specified in the product literature. |
Gel Type | NuPAGE |
Product Type | Transfer Buffer |
Shelf Life | 6 Months |
Gel Compatibility | NuPAGE™ Gels |
Product Line | NuPAGE™ |
Invitrogen™ NuPAGE™ Bis-Tris Mini Protein Gels, 12%, 1.0 mm
NuPAGE™ Novex™ 12% Bis-Tris Gels are pre-cast polyacrylamide gels designed to give optimal separation of small- to medium-sized proteins under denaturing conditions.


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Room Temperature |
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Gel Percentage | 12% |
Mode of Separation | Molecular Weight |
Gel Type | Bis-Tris |
Length (Metric) | 8 cm |
For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
Separation Type | Denaturing |
GelThickness | 1.0 mm |
Storage Requirements | Store at 4–25°C. Do not freeze. |
Shelf Life | 12 Months |
Width (Metric) | 8 cm |
Gel Size | Mini |
Product Line | NuPAGE™ |
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.


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Room Temperature |
---|---|
Gel Percentage | 10% |
Mode of Separation | Molecular Weight |
Separation Range | 3.5 to 260 kDa |
Gel Type | Bis-Tris |
Length (Metric) | 8 cm |
For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
Separation Type | Denaturing |
Storage Requirements | Store at 4–25°C. Do not freeze. |
Shelf Life | 12 Months |
Width (Metric) | 8 cm |
Gel Size | Mini |
Product Line | NuPAGE™ |
Invitrogen™ NuPAGE™ MES SDS Running Buffer (20X)
Made with high-purity reagents and are strictly quality controlled


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Formulation | 1X: 50 mM MES, 50 mM Tris Base, 0.1% SDS, 1 mM EDTA, pH 7.3 |
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Physical Form | Liquid |
pH | 7.3 |
Chemical Name or Material | Running Buffer |
Concentration | 20X |
Product Line | NuPAGE |
Invitrogen™ NuPAGE™ Bis-Tris Midi Protein Gels, 10%, 1.0 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.


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Room Temperature |
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Separation Range | 3.5 to 260 kDa |
Quantity | 10 gels (1 box) |
Storage Requirements | Store at 4–25°C. Do not freeze. |
Width (Metric) | 13 cm |
Gel Size | Midi |
Gel Percentage | 10% |
Mode of Separation | Molecular Weight |
Gel Type | Bis-Tris |
Separation Type | Denaturing |
Recommended Applications | Denaturing |
GelThickness | 1.0 mm |
Shelf Life | 12 Months |
Product Line | NuPAGE™ |
Invitrogen™ NuPAGE™ MES SDS Buffer Kit (for Bis-Tris Gels)
Designed for separation of small- to medium-size proteins on NuPAGE Novex Bis-Tris gels


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Invitrogen™ NuPAGE™ MOPS SDS Running Buffer (20X)
Made with high-purity reagents and are strictly quality controlled.

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Formulation | 50 mM MOPS, 50 mM Tris Base, 0.1% SDS, 1 mM EDTA, pH 7.7, 0.01-0.09% N,N-dimethylformamide |
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Physical Form | Liquid |
pH | 7.7 |
Chemical Name or Material | Running Buffer |
Recommended Storage | Contents: NuPAGE™ MOPS SDS Running Buffer (20X) Storage: +4°C to 25°C |
Concentration | 20X |
Product Line | NuPAGE |
Invitrogen™ NuPAGE™ Bis-Tris Midi Protein Gels, 4 to 12%, 1.0 mm
Invitrogen NuPAGE Bis-Tris protein gels are precast polyacrylamide gels that provide broad molecular weight protein separation with high resolution and sample integrity.

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Shipping Condition | Room Temperature |
---|---|
Separation Range | 3.5 to 260 kDa |
Length (Metric) | 8 cm |
Quantity | 10 gels (1 box) |
Storage Requirements | Store at 4–25°C. Do not freeze. |
Width (Metric) | 13 cm |
Gel Size | Midi |
Gel Percentage | 4 to 12% |
Mode of Separation | Molecular Weight |
Gel Type | Bis-Tris |
Separation Type | Denaturing |
Recommended Applications | Denaturing |
GelThickness | 1.0 mm |
Shelf Life | 12 Months |
Product Line | NuPAGE™ |
Invitrogen™ NuPAGE™ MOPS SDS Buffer Kit (for Bis-Tris Gels)
All buffers are made with high-purity reagents and are strictly quality controlled

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Invitrogen™ NuPAGE™ Bis-Tris Midi Protein Gels, 8%, 1.0 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.

Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Shipping Condition | Room Temperature |
---|---|
Length (Metric) | 8 cm |
Quantity | 10 gels (1 box) |
Storage Requirements | Store at 4–25°C. Do not freeze. |
Width (Metric) | 13 cm |
Gel Size | Midi |
Gel Percentage | 8% |
Mode of Separation | Molecular Weight |
Gel Type | Bis-Tris |
Separation Type | Denaturing |
Recommended Applications | Denaturing |
GelThickness | 1.0 mm |
Shelf Life | 12 Months |
Product Line | NuPAGE™ |
Thermo Scientific™ PageRuler™ Plus Prestained Protein Ladder, 10 to 250 kDa

Thermo Scientific™ PageRuler Plus Prestained Protein Ladder is a mixture of nine (9) blue-, orange- and green-stained proteins (10 to 250 kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.

Shipping Condition | Approved for shipment on Wet or Dry Ice |
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Number of Markers | 9 |
Product Type | Protein Ladder |
Molecular Weight (g/mol) | 250, 130, 100, 70, 55, 35, 25, 15, 10 kDa |
Ready to Load | Yes |
Stain Type | 3 colors: Blue, Orange, Green |
Size Range | 10 to 250 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 | PageRuler™ |
Detection Method | Colorimetric, NIR Fluorescence (700 nm), RGB Fluorescence (555 nm) |