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PPB019

Sigma-Aldrich

Bis-Tris Bicine EDTA buffer

pH 7.2, pHast Pack™, powder

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Synonym(s):
1X Bis-Tris transfer buffer, Bis-Tris

product line

pHast Pack™

Quality Level

100

form

powder

pH

7.2

Related Categories

General description

Bis-Tris Bicine EDTA buffer or Bis-Tris buffer (pH 7.2) contains Bis-Tris and Bicine, zwitterionic buffer components that form strong bonds with common metals. In combination with ethylenediaminetetraacetic acid (EDTA), a metal chelator, that binds divalent cations. This buffer is commonly used as a transfer buffer in western blot to transfer proteins from the gel to the membrane.

Application

Bis-Tris buffer may be used in western blot as a transfer buffer.

Features and Benefits

  • Ready-to-use buffer
  • No measuring and pH adjustment needed
  • Certified quality for reproducibility
  • Minimizes exposure to toxic chemicals
  • Biological tests: free of DNase, RNase, Protease, and Nickase
  • Chemical tests: Iron ≤10 ppm, Lead ≤5 ppm

Packaging

Foil pouches

Reconstitution

Contents of one pouch, when dissolved in 500 mL of ultrapure water, will yield a 1X solution containing 25 mM Bicine, 25 mM Bis-Tris, 1 mM EDTA, pH 7.2 at 25 °C. Contents tested to be DNAse, RNAse, Protease, and Nickase free.

Storage and Stability

Store at room temperature. Product may naturally agglomerate but can be simply broken up within the pouch prior to use.

Other Notes

For additional information on our range of Biochemicals, please complete this form.

Legal Information

pHast Pack is a trademark of Sigma-Aldrich Co. LLC

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H318

Precautionary Statements

P280 - P305 + P351 + P338

Hazard Classifications

Eye Dam. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Regulatory Information

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