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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™ 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 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™ 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™ Novex™ Tris-Glycine Mini Protein Gels, 4–20%, 1.0 mm, WedgeWell™ format
Invitrogen Novex Tris-Glycine Mini Gels, WedgeWell format, are polyacrylamide gels that provide reproducible separation of a wide range of proteins into well-resolved bands with two times the loading capacity.


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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Separation Range | 20 to 200 kDa |
Length (Metric) | 8 cm |
Storage Requirements | Store at 2°C to 8°C. Do not freeze. |
Width (Metric) | 8 cm |
Gel Size | Mini |
Gel Percentage | 4 to 20% |
Mode of Separation | Molecular Weight |
Gel Type | Tris-Glycine Plus |
For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
Separation Type | Denaturing, Native |
Recommended Applications | Denaturing, Native |
GelThickness | 1.0 mm |
Shelf Life | 7 Months |
Product Line | Novex™, WedgeWell™ |
Invitrogen™ Bolt™ Bis-Tris Plus Mini Protein Gels, 4-12%, 1.0 mm, WedgeWell™ format
Invitrogen Bolt Bis-Tris Plus gels are precast polyacrylamide gels designed for optimal separation of a wide range of protein sizes 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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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) | 8 cm |
Gel Size | Mini |
Gel Percentage | 4 to 12% |
Mode of Separation | Molecular Weight |
Gel Type | Bis-Tris Plus |
For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
Separation Type | Denaturing |
Recommended Applications | Denaturing |
GelThickness | 1.0 mm |
Shelf Life | 16 Months |
Product Line | Bolt™, WedgeWell™ |
Invitrogen™ 20X Bolt™ MES SDS Running Buffer
Optimized for use with Bolt™ Bis-Tris Plus gels, and are available in a variety of formats


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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For Use With (Equipment) | Bolt |
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Concentration | 20X |
Product Line | Bolt |
Invitrogen™ SimplyBlue™ SafeStain
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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SimplyBlue SafeStain is a ready-to-use, fast, sensitive, and safe Coomassie G-250 stain for visualizing protein bands on polyacrylamide gels and on dry PVDF membranes.


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Content And Storage | SimplyBlue™ SafeStain is supplied as a 1X ready-to-use staining reagent. Store at room temperature. Guaranteed stable for 6 months when properly stored. There are no HazMat charges associated with this product. |
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Target Molecule | Protein |
Product Type | Safe Protein Stain |
Label or Dye | Coomassie |
Color | Blue |
Green Features | Less hazardous |
Shelf Life | 6 Months |
Detection Location | In-Gel Detection |
Product Line | SimplyBlue™ |
Detection Method | Colorimetric |
Invitrogen™ Novex™ Tris-Glycine SDS Running Buffer (10X)
Formulated for separation of proteins, in their denatured state, on Novex Tris-Glycine gels


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Chemical Name or Material | Running Buffer |
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Concentration | 10X |
Product Line | Novex |
Invitrogen™ 4X Bolt™ LDS Sample Buffer
Optimized for use with Bolt™ Bis-Tris Plus gels, and are available in a variety of formats


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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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 | Bis-Tris Plus |
Product Type | LDS Sample Buffer |
For Use With (Equipment) | Bolt Mini Gel Tank |
Concentration | 4X |
Gel Compatibility | Bolt™ Bis-Tris Plus Gels |
Product Line | Bolt™ |
Invitrogen™ NuPAGE™ Tris-Acetate SDS Running Buffer (20X)
Formulated for separation of proteins, in their denatured state, on NuPAGE Novex Tris-Acetate gels


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Invitrogen™ 10X Bolt™ Sample Reducing Agent
Optimized for use with Bolt™ Bis-Tris Plus gels, and available in a variety of formats.


Non-distribution item offered as a customer accommodation; additional freight charges may apply.
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Content And Storage | Sample Reducing Agent (10X) contains 500 mM dithiothreitol (DTT). Store at 2°C to 8°C. |
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Form | Liquid |
Product Type | Sample Reducing Agent |
For Use With (Equipment) | Bolt Mini Gel Tank |
Formulation | 500 mM dithiothreitol (DTT) |
Reagent Type | Reducing Agent |
Concentration | 10X, 500 mM |
Gel Compatibility | Bolt™ Bis-Tris Plus Gels |
Product Line | Bolt™ |
Invitrogen™ XCell SureLock™ Mini-Cell
Quickly and easily run up to two Novex 8 x 8cm minigels, leak-free without any clamps or grease


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Invitrogen™ Novex™ Tris-Glycine Mini Protein Gels, 10–20%, 1.0 mm, WedgeWell™ format
Invitrogen Novex Tris-Glycine Mini Gels, WedgeWell format, are polyacrylamide gels that provide reproducible separation of a wide range of proteins into well-resolved bands with two times the loading capacity.


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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Separation Range | 6 to 200 kDa |
Length (Metric) | 8 cm |
Quantity | 10 gels (1 box) |
Storage Requirements | Store at 2°C to 8°C. Do not freeze. |
Width (Metric) | 8 cm |
Gel Size | Mini |
Gel Percentage | 10 to 20% |
Mode of Separation | Molecular Weight |
Gel Type | Tris-Glycine Plus |
For Use With (Equipment) | Mini Gel Tank,XCell SureLock Mini-Cell |
Separation Type | Denaturing, Native |
Recommended Applications | Denaturing, Native |
GelThickness | 1.0 mm |
Shelf Life | 21 Weeks |
Product Line | Novex™, WedgeWell™ |
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™ |