Life Science Buffers

Life Science Buffers

Life science buffers are available in a variety of formulations and grades. Apply balanced salt solutions and powders for myriad uses in nucleic acid, protein, molecular, and cell biology applications, which include chromatography processes, electroporesis, ELISA, and cell culture. A proprietary PCR buffer that contains KCl and (NH4)2SO4 at a ratio optimized for robust performance of DreamTaq™ DNA Polymerase and DreamTaq™ Hot Start DNA Polymerase in PCR, Thermo Scientific™ 10X DreamTaq™ Green Buffer includes MgCl2 at a concentration of 20 mM. The density reagent

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≥12 to ≤14 (6)
10–11.5 (3)
10.0 (2)
10.0-11.5 (6)
10.5 (2)
11.0 (2)
2.5 (2)
2.5 to 4.0 (1%, H2O, 25°C) (5)
3.0 (2)
3.0 to 4.5 (1% aq. soln. at 25°C) (1)
3.1–3.5 (5% solution) (3)
3.5 to 5.0 (1)
3.6 to 4.4 (1% soln. at 25°C) (3)
3.6 to 4.4 (1% soln.) (3)
4 to 5 (1)
4 to 8 (0.1M soln. at 20°C) (2)
4.0 to 5.5 (10% soln. at 20°C) (3)
4.3 to 5.3 (1% aq. soln. at 25°C) (3)
4.5–8.0 (15)
4.6 to 5.6 (1% aq. soln. at 25°C) (4)
4.8 to 5.4 (0.5M aq. soln. at 20°C) (3)
5 to 6 (1% aq. soln.) (3)
5 to 6 (10% w/v soln. at 20°C) (2)
5 to 6.5 (0.5 M aq. soln.) (2)
5 to 6.5 (1% aq. soln. at 25°C) (2)
5.0 (4)
5.0 to 15.0 (1% soln.) (2)
5.5 (6)
6 (1)
6.0 (10)
6.5 (23)
6.8 (7)
7 (3)
7.0 (27)
7.2 (3)
7.3 (5)
7.4 (25)
7.5 (28)
7.6 (7)
7.7 (2)
7.8 (1)
7.9 to 8.1 (25°C) (1)
8 (7)
8.0 (35)
8.2 (1)
8.2 to 8.4 (25°C) (1)
8.4 (1)
8.5 (13)
8.6 (3)
8.8 (3)
9.0 (10)
9.2 to 10.0 max. (25°C, 1% min. aq. soln.) (3)
9.5 (1)
9.5 to 10.5 (1% aq. soln.) (4)
Liquid (117)
Powder (14)
Solid (1)
Solution (3)
Tablet (1)
0.1 M (5)
0.2 M (49)
0.5 M (75)
1 M (10)
1.0 M (67)
10X (33)
1X (2)
2.0 M (3)
20X (19)
2X (7)
4X (4)
50 mM (1)
50X (3)
5X (6)
ACS Reagent (3)
Analytical (3)
Biochemical (50)
Compendial (6)
Electrophoresis (8)
Extra Pure (3)
Molecular Biology (31)
Molecular Biology Ultrapure (13)
Molecular Biology, Ultrapure (5)
USP (6)
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PBS, pH 7.4 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Color: Clear. Dilution: 1 X.
DPBS, no calcium, no magnesium 
Classification: Animal Origin-Free. Product Type: DPBS. Solution Type: Dulbecco's Phosphate Buffered Saline. For Use With (Application): Mammalian Cell Culture.
DPBS, calcium, magnesium 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Dilution: 1 X. Product Line: Gibco™.
PBS, pH 7.4 
Dilution: 1 X. Product Type: Phosphate Buffered Saline (PBS). For Use With (Application): Mammalian Cell Culture. Osmolality: 280 - 315 mOsm/kg.
HBSS, calcium, magnesium, no phenol red 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Dilution: 1 X. Product Line: Gibco™.
PBS, pH 7.2 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Color: White. Dilution: 1 X.
PBS (Phosphate-Buffered Saline) Tablets 
Product Type: Phosphate Buffered Saline (PBS). Quantity: 100 Tablets. Solution Type: Phosphate Buffered Saline. Shipping Condition: Room Temperature.
PBS (10X), pH 7.4 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Color: White. Dilution: 10 X.
HBSS (10X), no calcium, no magnesium, no phenol red 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Dilution: 10 X. Product Line: Gibco™.
TRIS, 1.0M buffer soln., pH 8.0, 0.2 micron filtered 
Chemical Name or Material: TRIS. Name Note: 0.2 micron filtered CAS: 77-86-1. Recommended Storage: Ambient temperatures.
PBS - Phosphate-Buffered Saline (10X) pH 7.4, RNase-free 
Dilution: 10 X. Product Line: Ambion™. Product Type: Phosphate Buffered Saline (PBS). pH: 7.4
HEPES (1M) 
Chemical Name or Material: Zwitterionic Organic Chemical Buffer. For Use With (Application): Chromatin Biology. Physical Form: Liquid. Solution Type: Buffer.
20X Bolt™ MOPS SDS Running Buffer 
Chemical Name or Material: Running Buffer. Concentration: 20X. For Use With (Equipment): Bolt. Physical Form: Liquid.
TRIS, 1.0M buffer soln., pH 7.4 
Chemical Name or Material: TRIS buffer soln. CAS: 77-86-1. Recommended Storage: Ambient temperatures. Concentration: 1.0 M
DPBS, powder, calcium, magnesium 
Additive: No Sodium Pyruvate. Classification: Animal Origin-Free. Product Line: Gibco™. Product Type: DPBS.
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Life Science Buffers
The purpose of a buffer in a biological system is to maintain intracellular and extracellular pH within the physiological range, as well as to resist changes in pH due to the presence of internal and external influences.
Life Science Chemicals
Within the Thermo Scientific life science lab essentials portfolio, researchers have a great choice of products with different specifications. We offer products that can be used as high-quality ingredients in the formulation of solutions, buffers, media and gels for various stages of many life...
Documents & Support (46)
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Product FAQ
Where do I find buffer recipes for your precast protein gels?
Product FAQ
What products do you offer for 2D gel electrophoresis of proteins?