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In general, a 10-fold increase in tris buffer concentration will lead to a 0.05 unit increase in pH and vice versa. [9] Silver-containing single-junction pH electrodes (e.g., silver chloride electrodes) are incompatible with tris since an Ag-tris precipitate forms which clogs the junction. Double-junction electrodes are resistant to this ...
Tris-buffered saline (TBS) is a buffer used in some biochemical techniques to maintain the pH within a ... Sodium chloride concentration may vary from 100 to 200 mM ...
TAE buffer is commonly prepared as a 50× stock solution for laboratory use. A 50× stock solution can be prepared by dissolving 242 g Tris base in water, adding 57.1 ml glacial acetic acid, and 100 ml of 500 mM EDTA (pH 8.0) solution, and bringing the final volume up to 1 litre.
TE buffer is also known as T 10 E 1 buffer, which can be read as "T ten E one buffer". To make a 100 ml solution of T 10 E 1 buffer, 1 ml of 1 M Tris base (pH 10–11) and 0.2 ml EDTA (0.5 M) are mixed and made up with double distilled water up to 100ml. Add microliter amounts of high molarity HCl to lower the pH to 8.
In molecular biology, TSE buffers are often used in procedures involving nucleic acids. Tris-acid solutions are effective buffers for slightly basic conditions, which keep DNA deprotonated and soluble in water. The concentration of tris in the solution is kept near 25 mM. EDTA is a chelator of divalent cations, particularly of magnesium (Mg 2+).
TBE or Tris/Borate/EDTA, is a buffer solution containing a mixture of Tris base, boric acid and EDTA. In molecular biology, TBE and TAE buffers are often used in procedures involving nucleic acids , the most common being electrophoresis .
Tricine is an organic compound that is used in buffer solutions. The name tricine comes from tris and glycine, from which it was derived. [1] It is a white crystalline powder that is moderately soluble in water. It is a zwitterionic amino acid that has a pKa1 value of 2.3 at 25 °C, while its pKa2 at 20 °C is 8.15. Its useful buffering range ...
Polysorbate 20 is also known as Tween 20, a commercial brand name. It is a common detergent used in many buffers for washing nitrocellulose membrane in western blotting and microtiter plate wells in ELISA assays. Tris is a buffer that maintains a pH of 7–9.2.