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)
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4X (4)
50 mM (1)
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ACS Reagent (3)
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Molecular Biology, Ultrapure (5)
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PBS, pH 7.4 
PBS (phosphate buffered saline) is a balanced salt solution used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents.
DPBS, no calcium, no magnesium 
Dulbecco's Phosphate-Buffered Saline (DPBS) is a balanced salt solution used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents.
DPBS, calcium, magnesium 
Dulbecco's phosphate-buffered saline (DPBS) is a balanced salt solution used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue samples, diluting cells for counting, and preparing reagents.
PBS, pH 7.4 
Phosphate-buffered saline (PBS) is a balanced salt solution that is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue samples, diluting cells for counting, and preparing reagents.
HBSS, calcium, magnesium, no phenol red 
Hanks' Balanced Salt Solution (HBSS) is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue samples, diluting cells for counting, and preparing reagents.
PBS (10X), pH 7.4 
Phosphate-buffered saline (PBS) is a balanced salt solution that is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue samples, diluting cells for counting, and preparing reagents.
HBSS (10X), no calcium, no magnesium, no phenol red 
Hanks' Balanced Salt Solution (HBSS) is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents.
PBS, pH 7.2 
Phosphate-buffered saline (PBS) is a balanced salt solution that is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue samples, diluting cells for counting, and preparing reagents.
TRIS, 1.0M buffer soln., pH 8.0, 0.2 micron filtered 
TRIS, 1.0M buffer soln., pH 7.5 is used as buffers for stabilizing and storing nucleic acids and proteins. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.
20X Bolt™ MOPS SDS Running Buffer 
Optimized for use with Bolt™ Bis-Tris Plus gels, and are available in a variety of formats
TAE (10X), RNase-free 
Molecular biology grade, Invitrogen 10X TAE is supplied in a 1 L bottle. The buffer is certified RNase-free, economical, and ready-to-use.
HEPES (1M) 
A zwitterionic organic chemical buffering agent commonly used in cell culture media
TRIS, 0.5M buffer soln., pH 8.5 
TRIS, 1.0M buffer soln., pH 7.5 is used as buffers for stabilizing and storing nucleic acids and proteins. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.
TRIS, 1.0M buffer soln., pH 9.5 
TRIS, 1.0M buffer soln., pH 9.5 is used as buffers for stabilizing and storing nucleic acids and proteins. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.
TRIS, 1.0M buffer soln., pH 9.0 
TRIS, 1.0M buffer soln., pH 9.0 is used as buffers for stabilizing and storing nucleic acids and proteins. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.
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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 (47)
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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?
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