Bis-Tris for buffer solutions

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Name Bis-Tris for buffer solutions
Brand Thermo Fisher Scientific
Type Buffer solution component
Form Powder
Purity High purity
Solubility Soluble in water
Storage Store at room temperature
Packaging Available in various pack sizes
Application Used in biochemical research
PH Range 5.8 - 7.2
Molecular Weight 209.25 g/mol
Boiling Point 444.9 °C
Melting Point 156 - 158 °C
Density 1.22 g/cm3
Cas Number 6976-37-0
Pubchem Cid 5912296
FAQ
What is Bis-Tris and how is it used in buffer solutions?

Bis-Tris is a zwitterionic buffer commonly used in biochemistry and molecular biology applications. It is used to maintain a stable pH in solutions, particularly in the range of 5.8-7.7. Bis-Tris is known for its high buffering capacity and minimal interaction with proteins, making it ideal for biochemical studies.

What are the advantages of using Bis-Tris in buffer solutions?

One of the main advantages of using Bis-Tris in buffer solutions is its ability to maintain a stable pH over a wide range of temperatures. It is also known for its low UV absorbance, making it ideal for spectrophotometric applications. Additionally, Bis-Tris has minimal interference with protein activities, making it a popular choice for protein purification and enzyme assays.

How do you prepare a buffer solution using Bis-Tris?

To prepare a buffer solution using Bis-Tris, you will need to dissolve the appropriate amount of Bis-Tris in water to achieve the desired concentration. Adjust the pH of the solution using a strong acid or base, such as HCl or NaOH, until the desired pH is reached. Be sure to use a pH meter to accurately measure and adjust the pH of the solution.

What are some common applications of Bis-Tris buffer solutions?

Bis-Tris buffer solutions are commonly used in a variety of molecular biology and biochemistry applications. Some common uses include protein purification, enzyme assays, electrophoresis, and cell culture. Bis-Tris is also used in the preparation of PCR buffers and other molecular biology reagents.

Can Bis-Tris buffer solutions be stored long-term?

Yes, Bis-Tris buffer solutions can be stored long-term when properly prepared and stored. It is recommended to aliquot the buffer solution into smaller volumes to avoid frequent freeze-thaw cycles, which can degrade the buffer components. Store the aliquots at -20°C or -80°C for longer-term storage.
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